Notes
Sunday 26 July 2020 - Saturday 1 August 2020
[Notebook: DB 85 Science]
[page 58]
Sunday 26 July 2020
We can construct any function with a superposition of frequencies represented by both amplitude and phase. In theory the frequencies and phases have no upper and lower bound. In quantum theory linearity is preserved by the normalization of amplitude so we have the linear relation between energy and frequency E = hf.
Monday 27 July 2020
Stuck in traffic: time to think. [Order of] emergence of structures - simple and common first, so quantum of action, energy, quantum theory, boson/fermion, gravitation, electromagnetism, photon/electron/positron, baryons and mesons. Would like gravitation to come immediately after energy in parallel with quantum theory. How do we account for the extreme strength of electromagnetism [compared to gravitation]? A software advance? Why do I go on with this sort of thing? An interesting puzzle? Shortage of modern answers - given enough energy, particles just happen? Why? Building up my own little world because I do not like the world I find myself in? I love the divine world, but feel that mainstream
[page 59]
ideas about it are mostly wrong because we are still dominated by the honour society / warlord / political determination of knowledge [truth] evolutionary heritage. Basically we are stuck with evolution but we have to emphasize that cooperation outweighs competition and introduce this broadly into social life [in the face of the adversarial nature of politics] where cooperation means broad church / maximum entropy [so we have to work out a way of counting entropy that gives power to cooperative structure, perhaps to be found in quantum measurement = von Neumann].
I sometimes feel that I am progressing at light speed but the size of the problems I face means that this also feels like getting nowhere. Feeling rather grumpy about the pain visited on my sister Pam by ancient unscientific theological ideas. This pain is almost universal, since we are all trapped in the transition from past to future where we can see a better world but the huge momentum [sunk capital] of the old ways makes it very hard to change course. A statement of the pain that I feel that I will NOT air at Pam's funeral:
We came here to tell each other about how Pam enriched our lives.
When Pam was born I was in my second year in Dominican order in Melbourne. I was enjoying life, but things began to go wrong when I realized that the Catholic Church is all wrong about god. God is not a invisible mystery, but the Universe that made us. For the Church this is heresy. After two years of discussion, I was told to go. I came home with my tail between my legs to meet Pam. This was January 1968. Pam was three years old, and we bonded immediately and permanently.
In time I learnt that Mum had approached the Matthew Beovitch, the Archbishop of Adelaide, for permission to contraceive. He refused. For me, Christianity lost its mojo when it sold out to politics in the time of Constantine. The Pope and the Bishops became a cabinet modelled on the Roman Emperor. The commandment of love was forgotten. The Church was militarized and wars, like the Crusades, became its instrument of conversion. Christopher Tyerman: The World of the Crusades
The Church business is built on the notion that we are all born sinners and it alone can save us. Pam’s life showed me that not only is the Church wrong about god, but it is also wrong about humanity. Charles Darwin taught us that we are not sinners but lovers. If we weren’t we would not exist. Pam’s disability demonstrated the beauty of humanity to us all, in herself, and through the enormous crowd of carers of all denominations and none who have worked to give her a beautiful life. From this I draw two conclusions: we are all human; we are all divine. Pam was the image of Jesus among us. Jesus died, not for our sins but because, like millions of others, he questioned the political status quo.
So Pam’s life also has a political aspect. Her suffering derived from the arrogance of a human institution claiming a divine right to control human life. The situation was saved by the love of her family and her carers.
My beloved little sister is gone now, but the memory of her will motivate me for the rest of my life. To move theology out of ancient mythology into the modern scientific world.
The world complexifies by adding meaning, that is by bonding which is by communication, which must therefore be the first step in the creation of structure, which may means that fermions, bosons, spacetime may have all emerged at once due to the Cantor / entropic force demanding the simultaneous existence of p and not-p, the next step after time division multiplexing is spatial division multiplexing. Each step forward requires a bit of metaphysics to motivate the physics.
Can the Feynman path integral operate outside space-time [ie in time alone]? In other words are the steps in the integration time division multiplexed [before the emergence of space]? Or is it really just a step on a full cycle of action with a certain probability of occurrence which feeds into the network diagram which generates the superposition of the event?
[page 60]
Communication both binds and differentiates. The binding arises from the shared protocol; the differentiation arises from the transmitted information.
Wigner notes the importance of mathematics n natural science which seems to imply that what is going on behind the scenes is countable and can be subjected to some sort of accounting, but behind the accounting we must have in place some structures which tell us what to count and how, and these must come first, which I feel is what I am trying to do in these notes, create a picture of how the world works which can then be tested to see if the numbers "add up". Eugene Wigner: The Unreasonable Effectiveness of Mathematics in the Natural Sciences
Here we come to Dirac's equation [making my dreams a bit more concrete: see "diron"]. Historically the boundary between the quantum mechanics of pure energy / time marked by Schrödinger's equation (a more complex version of E = hf) and the quantum mechanics of Minkowski space-time is marked by Dirac's equation which expands quantum theory to space-time in four dimensions and, as was eventually revealed, shows these four dimensions to correspond to the spins of fermions and antiparticles, thus introducing positive and negative electrical charge to the quantum theoretical picture and giving a role to the velocity of light in the quantum mechanical picture of the world. Dirac equation - Wikipedia, Diron
Tuesday 28 July 2020
Dirac: 'we deduced from quiet general arguments that the wave equation must be linear in the operator ∂/∂t,
[page 61]
and that an equation of motion involving the second time derivative would not be 'of the form required by the general laws of quantum theory.' (Kevin Brown) Dirac page 255 and see § 27. Kevin Brown: The Dirac Equation (Mathpages), Paul Dirac: The Principles of Quantum Mechanics (4th ed)
Wigner Nobel Lecture page 13: 'The reason for the increased effectiveness of invariance principles in quantum mechanics is due essentially to the linear nature of the underlying Hilbert spaces. As a result, from any two state vectors Ψ1 and Ψ2 an infinity of new state vectors Ψ = a1Ψ1 + a2Ψ2 can be formed, a1 and a1 being arbitrary numbers. Several, even infinitely many, states can be superimposed with arbitrary coefficients. This possibility of superposing states is by no means natural physically . . .. Hence the superposition principle is simply an existence postulate – but a very effective and useful existence postulate. Eugene Wigner: Nobel Lecture: Events, Laws of Nature and Invariance Principles
Round and round and round I go, reading more physics and more dissatisfied with it . . . although there are often hints like the Dirac equation and causality by linearity. Particle and antiparticle annihilate because they add up to nothing, on the other hand, if there is enough energy they are created. Seems to [me] the explanation of this should be simple and logical and the physicists are somehow creating mountains out of molehills, but probably this is wishful thinking, except that it all began from almost nothing and I am guided by the heuristic of simplicity, and I have nothing to lose by continuing my quest and little bits of excitement along the way. Symmetry and simplicity go together. The basic symmetry is god / initial
[page 62]
singularity / pure act, the indeterminate foundation io dynamics. From here we are looking for a binary tree of bifurcations. What can I do if I do not do this? My fate was determined when I was born the eldest son of a totally devout woman and somehow I have to repay the divine world for this privilege by revealing the god within it. Quantum theory is close, but it remains hidden in mystery: like a bible, it needs interpretation and the interpretation I seek is cognitive cosmology, a new interpretation of quantum mechanics, a spiritual rather than a material interpretation. I cannot change the data, but I can change the meaning that we attribute to it.
Beauty and the Beast at bedtime. Beauty and the Beast (2014) film) - Wikipedia
Wednesday 29 July 2020
Twentieth century physics and cosmology reveal to us what a marvellous system the universe that created us is, and my whole task really is to introduce this marvellousness into theology by interpreting it from a theological point of view to establish beyond doubt that it is fittingly called god. My thesis was a bit klutzy, but a start on the task, and now I am trying to get an interpretation of quantum mechanics which reveals the full light of divinity and shows the way forward to heaven on earth. My methods may be a bit dodgy, but my aim is good and appropriate at a time when we are becoming aware of how badly we have treated each other and the world. Death is accompanied by renewal. Pam's life was in many ways a consequence of the defects in the old world which we now have the power to overcome if we could learn to use it,
[page 63]
a lesson being taught very starkly by the coronavirus plague in those countries where blindness rules and science is ignored.
The purpose of [the] cognitive cosmology [essay], to strengthen the positions developed in my honours year and justify my conclusions, remains valid and is progressing well through a sea of doubt. The big conclusion, that the evolutionary increase in entropy points to peace, democracy and the harnessing of human energy for the perfection of our condition remains good, and remains the driving force of my "PhD Thesis" / book and now that Pam is dead I can devote all my energy to produce a fitting memorial to her, my parents and my family in general. The full beauty of Mr Trump and Mr Xi's (and their lesser cohorts') administrations is to underline very emphatically what is wrong with the old world of ignorant and violent warlords. David Lambton: Donald Trump's ending of Fulbright programme will only hurt Hong Kong and erode US cultural influence
Gold autocorrelation. van der Walt, McCormick & Mazneva: Why There's More to Gold's Rally Than Inflation Fears
One may say that fear of death is the root of religion, hence the tendency to postulate eternal life and posthumous bliss to those who follow the demands of religion. From a broader viewpoint, we can see death and reproduction as two sides of one coin enabling evolution from the beginning of the world to the indefinite future and making possible the replacement of ancient systems by new ones which may move us a little closer to heaven on earth. So mass murder by nuclear weapons has brought a new consciousness of the evil of war to the global community. We must see death as a necessary evil and celebrate the new creation that it enables.
[page 64]
Can we understand that the linearity and superposition in quantum mechanical makes possible the hierarchical layering of the universal network, each subsequent layer being constructed in the Hilbert realm by the superposition of versions of the whole Hilbert space of the previous layer. So the Hilbert space of energy and quantum mechanics is constructed by the superposition of versions of the Hilbert space of pure action which we understand to have one normalized vector which can be split and superimposed on itself to give us the next layer and so on ad infinitum as specified by Cantor, the source of the coefficient in the superposition. Another happy thought inspired by Wigner above.
Perhaps the principal evil I am fighting against is the capture of Christianity in the early days by gnosticism, a descendant of Platonism, which categorized the material world as a creation of an evil force which has blighted us ever since, the original sin which justifies the existence of evil empires like the Catholic Church which claim to be connected to the good spirit by divine right and control our lives for it own benefit. The answer, obviously, is to recognize that the universe is divine and science is the vehicle of revelation. Jeffrey Nicholls: Essay 24: God is dead: long live god, Robert Crotty (2016): Jesus, His Mother, Her Sister Mary and Mary Magdalene: The Gnostic Background to the Gospel of John
Complex numbers seal the connection between the arithmetic of real numbers and geometry.
Quantum theory is built in Hilbert space which is a close
[page 65]
analogue of Euclidean space. We build classical computers in ordinary 3D space using networks of electrical components, transistors, analogous to switches, resistors, capacitors, inductors, magnets, lasers, photovoltaic cells and so on, all built on a relatively tiny scale by macroscopic standards so billions of them can fit on chips and discs only a few centimetres across. The three dimensional nature of space, and time, makes all this structure possible. We can imagine analogous structures in Hilbert space which is dynamic so that it has time built in via complex numbers and phase and it may have any number of dimensions so that it can hold much more structure. Its workings are based on the quantum of action so it is much finer than anything we can manufacture.
Thursday 30 July 2020
Friday 31 July 2020
Proceeding one step after another like the quantized digital world, bit steps and little steps are all the same from an abstract point of view. Pam's funeral today [URL https://livestream.com/accounts/8710393/events/9227437].
The current question: How (if it is possible) do we describe the structure of Minkowski space in terms of quantum mechanics, ie how do we describe the emergence of real space-time in terms of measurement (observation) and communication theory, ie the universe creates space-time by observing itself. How do we put some numbers on this? The fact that entanglement and the Bell inequalities show that quantum mechanics is non-local must play a role here, insofar as space-time is local, so the measurement and communication process
[page 66]
must have a localizing effect and we can imagine that Zurek's description of the origin of quantum jumps has got something to do with this. Von Neumann shows that observation increases entropy while at the same time observation appears to erase all possible states except one, which looks a bit counterintuitive. Insofar as the universe is expanding from zero size, we would expect the first manifestation if space to be very small and also to be s curved manifold consistent with general relativity but with locally flat tangent Minkowski spaces. Quantum entanglement - Wikipedia, Bell's theorem - Wikipedia
Clearly the root of divine beauty and power is to be found at the fundamental quantum / relativistic level and the key to an irresistible scientific theology is to elucidate this reality as clearly as possible. This has always been my dream but feels that it is getting closer in the suite of questions that I am currently facing. It has been said that the route to progress is to ask the right questions and perhaps I am getting closer to this moment, a long way off the beaten track but on a bit of high ground that lends perspective.
The key to the divinity of the world is the fact that there are absolutely no constraints on it from the beginning as we can see by the generation of an infinity of states by superposition (variety) to be cut down to reality by selecting out those permitted by the quantum of action, ie the relacement of the postulated continuum by the quantum of action revealed by Heisenberg and co's commutator. The world makes itself real by solving eigenvalue problems, analogous to the construction of meaningful text by solving
[page 67]
problems of encoding meaning. Canonical commutation relation - Wikipedia
Saturday 1 August 2020
We get a hint of superposition in genetic recombination, the creator of variety in sexual reproduction, digital rather than continuous, as we must expect in the real (as opposed to complex) world [consistent with the idea that variety and selection are the foundations of intelligence, which is why these notes are so wild].
We see music as the basic manifestation of quantum theory in the time dimension and wish to capture the quantum mechanical representation of the divine beauty of music in the 4D real world.
Quantum measurement again [extraction of the fixed points in the cosmic dynamics] (von Neumann pp 271 sqq John von Neumann: The Mathematical Foundations of Quantum Mechanics
Deterministic [unitary and dynamic] system converted by measurement into probabilistic real and static, rather as settling on one face brings a spinning die to rest and brings one if the states it has been deterministically spinning through to become visible.
' . . . we have found a peculiar dual nature of the quantum mechanical procedure which could not be satisfactorily explained. Namely we fund that on the one hand a state φ transforms into a state φ' under the action of an energy operator H in the time interval 0 ≤ t ≤ t' . . . [giving] φ' = e-i/hHφ, which is purely causal. . . . On the other hand a state φ – which may refer to a quantity with a pure discrete spectrum, distinct eigenvalues and eigenfunctions φ1, φ2, . . . undergoes in measurement a change in which any of the states φ1, φ2, . . . may result, and in fact
[page 68]
do result, with the respective probabilities |(φ, φ1)|2, |(φ, φ2)|2, . . . .
More generally, the mixture U goes over into U' =∑∞n=1 |(Uφn, φn)|2 P(φn).
Since states go over into mixtures, the process is not causal.
Von Neumann page 272: The diference between the two processes U → U' is a very fundamental one: aside from their different statuses with respect to the principle of causality, they also differ in that the former is (thermodynamically) reversible while the latter in not (see v. 3).
page 25: Back to the beginning: properties of Hilbert space:
α scalar product
β addition and subtraction
γ inner product → complex number not an element of Hilbert space
page 26: Definition of abstract Hilbert space based on α, β, γ, af, f ± g, ( f, g)
Vector space properties: A: Linear,
page 28: B: Hermitian inner product
page 31: C: [finite or infinite] number of independent vectors
page 32: D complete. E. separable.
Geometry of Hilbert space: Orthogonality and orthonormality: (f, g) = 1 iff f = g, 0 iff f ≠ g
These properties also apply to real (Euclidean space) with the
[page 69]
differences 1) that an analogue of time is introduced by the use of complex numbers, ie periodic functions whose domain is phase; and 2) there is no bound on the number of dimensions, or perhaps that the quantum of action demands a one to one correspondence between phases and natural numbers.
Baby Teeth Babyteeth (film) - Wikipedia
Eigenvector of an operator does not change direction, ie it is a fixed point, ie a standing wave, ie a single cycle of a wave, ie a quantum of action [?].
Emotional insight vs scientific insight. Catholics have a huge emotional weight but no scientific weight, ie political weight 1, scientific weight 0, a recipe for disaster: believe the soothsayers. The advantage of emotional weight is that it gets people into bosonic mode which, depending on its direction, ranges from creative cooperation [public health] to lemminglike disaster [world war I]. So we see that in many cases of coronavirus the scientists are crying in the wilderness. Eugene Robinson: Trump as troll in chief is the lesser evil
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Further readingBooks
Beale, R, and T Jackson, Neural Computing: An Introduction, Adam Hilger 1991 Jacket: '. . . starts from basics and goes on to cover all the most important approaches to the subject. . . . The capabilities, advantages and disadvantages of each model are discussed as are possible applications of each. The relationship of the models developed to the brain and its functions are also explored.'
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Crotty (2016), Robert, Jesus, His Mother, Her Sister Mary and Mary Magdalene: The Gnostic Background to the Gospel of John, David Lovell Publishing 2016 ' The Gospel of John has always been a difficult book to interpret. The differences between John and the Synoptics have always been a stumbling block for students. There have been rather simplistic attempts at exegesis: Jesus changed water into wine at Cana because he did not want the bridegroom ridiculed; he washed the feet of the disciples as an act of humility; he brought Mary and John together as mother and son at the foot of the cross because he wanted his mother cared for in her old age.
This book takes up these problems. It demonstrates that the present text has followed a long and tortured journey from Jewish Gnosticism to a Christian Gnostic compendium, later extensively edited by Roman Christianity. The result is a surprising re-reading. The book throws light on a different Jesus to the canonical one (he is not human), a different Mother (she is Sophia, a divine emanation), a different Sister Mary (she is Eve), a different Mary Magdalene (she is the Beloved Disciple), a new Judas (he is not a betrayer and was the first to receive the Gnostic Eucharist) and a festering confrontation between Peter and the Beloved Disciple. The Roman Christians disagreed on all these interpretations and heavily edited the gospel in order to silence its Gnostic statement. This book will show how the gospel of John should be read at the present time to take account of this complex tradition history.
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Dirac, P A M, The Principles of Quantum Mechanics (4th ed), Oxford UP/Clarendon 1983 Jacket: '[this] is the standard work in the fundamental principles of quantum mechanics, indispensible both to the advanced student and the mature research worker, who will always find it a fresh source of knowledge and stimulation.' (Nature)
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du Maurier, Daphne, The Scapegoat, Amereon 1991 Editoprial review: 'Two men--one English, the other French--meet by chance in a provincial railway station and are astounded that they are so much alike that they could easily pass for each other. Over the course of a long evening, they talk and drink. It is not until he awakes the next day that John, the Englishman, realizes that he may have spoken too much. His French companion is gone, having stolen his identity. For his part, John has no choice but to take the Frenchman's place--as master of a chateau, director of a failing business, head of a large and embittered family, and keeper of too many secrets.
Loaded with suspense and wit, The Scapegoat tells the double story of the attempts by John, the imposter, to escape detection by the family, servants, and several mistresses of his alter ego, and of his constant and frustrating efforts to unravel the mystery of the enigmatic past that dominates the existence of all who live in the chateau.
Hailed by the New York Times as a masterpiece of "artfully compulsive storytelling," The Scapegoat brings us Daphne du Maurier at the very top of her form.'
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Fortun, Mike, and Herbert J Bernstein, Muddling Through: Pursuing Science and Truths in the Twenty-First Century, Counterpoint 1998 Amazon editorial review:
'Does science discover truths or create them? Does dioxin cause cancer or not? Is corporate-sponsored research valid or not? Although these questions reflect the way we're used to thinking, maybe they're not the best way to approach science and its place in our culture. Physicist Herbert J. Bernstein and science historian Mike Fortun, both of the Institute for Science and Interdisciplinary Studies (ISIS), suggest a third way of seeing, beyond taking one side or another, in Muddling Through: Pursuing Science and Truths in the 21st Century. While they deal with weighty issues and encourage us to completely rethink our beliefs about science and truth, they do so with such grace and humor that we follow with ease discussions of toxic-waste disposal, the Human Genome Project, and retooling our language to better fit the way science is actually done.'
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Genesis, and Alexander Jones (editor), in The Jerusalem Bible, Darton Longman and Todd 1966 'In the beginning God created the heavens and the earth. Now the earth was a formless void, there was darkness over the deep, and God's spirit hovered over the water.' (I, 1-2)
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Kramer, Heinrich, and James Sprengler, Montague Summers (translator), The Malleus Maleficarum of Heinrich Kramer and James Spengler, Dover Publications 1971 Amazon Product Description
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Lonergan, Bernard J F, Insight: A Study of Human Understanding (Collected Works of Bernard Lonergan : Volume 3), University of Toronto Press 1992 '. . . Bernard Lonergan's masterwork. Its aim is nothing less than insight into insight itself, an understanding of understanding'
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Polya, George, and Gordon Latta, Complex Variables, John Wiley & Sons Inc 1974 Preface: 'After having lectured for several decades on complex variables to prospective engineers and physicists, I have definite and, I hope, not unrealistic ideas about their requirements and preferences. . . . I hope that this book is useful not only to future engineers and physicists, but also to future mathematicians. Mathematical concepts and facts gain in vividness and clarity if they are well connected with the world around us and with general ideas, and if we obtain them by our own work through successive stages instead of in one lump.'
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Pynchon, Thomas, Vineland, Penguin Classics (September 1, 1997)
Language: English
ISBN-10: 0141180633
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Saad , David, and (editor), On-Line Learning in neural Networks, Cambridge University Press0521117917
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Tyerman, Christopher, The World of the Crusades, Yale UP 2019 ' Throughout the Middle Ages crusading was justified by religious ideology, but the resulting military campaigns were fueled by concrete objectives: land, resources, power, reputation. Crusaders amassed possessions of all sorts, from castles to reliquaries. Campaigns required material funds and equipment, while conquests produced bureaucracies, taxation, economic exploitation, and commercial regulation. Wealth sustained the Crusades while material objects, from weaponry and military technology to carpentry and shipping, conditioned them.
This lavishly illustrated volume considers the material trappings of crusading wars and the objects that memorialized them, in architecture, sculpture, jewelry, painting, and manuscripts. Christopher Tyerman's incorporation of the physical and visual remains of crusading enriches our understanding of how the crusaders themselves articulated their mission, how they viewed their place in the world, and how they related to the cultures they derived from and preyed upon..'
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Yourgrau, Wolfgang, and Stanley Mandelstam, Variational Principles in Dynamics and Quantum Theory, Dover 1979 Variational principles serve as filters for parititioning the set of dynamic possibilities of a system into a high probability and a low probability set. The method derives from De Maupertuis (1698-1759) who formulated the principle of least action, which states that physical laws include a rule of economy, the principle of least action. This principle states that in a mathematically described dynamic system will move so as to minimise action. Yourgrau and andelstam explains the application of this principle to a variety of physical systems.
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Papers
Zurek, Wojciech Hubert, "Quantum origin of quantum jumps: Breaking of unitary symmetry induced by information transfer in the transition from quantum to classical", Physical Review A, 76, 5, 16 November 2007, page . Abstract: 'Measurements transfer information about a system to the apparatus and then, further on, to observers and (often inadvertently) to the environment. I show that even imperfect copying essential in such situations restricts possible unperturbed outcomes to an orthogonal subset of all possible states of the system, thus breaking the unitary symmetry of its Hilbert space implied by the quantum superposition principle. Preferred outcome states emerge as a result. They provide a framework for 'wave-packet collapse', designating terminal points of quantum jumps and defining the measured observable by specifying its eigenstates. In quantum Darwinism, they are the progenitors of multiple copies spread throughout the environment &mdash the fittest quantum states that not only survive decoherence, but subvert the environment into carrying information about them &mdash into becoming a witness.'. back |
Links
Anthony Maas (1912), Salvation in The Catholic Encyclopdia, 'Salvation has in Scriptural language the general meaning of liberation from straitened circumstances or from other evils, and of a translation into a state of freedom and security (1 Samuel 11:13; 14:45; 2 Samuel 23:10; 2 Kings 13:17). At times it expresses God's help against Israel's enemies, at other times, the Divine blessing bestowed on the produce of the soil (Isaiah 45:8). As sin is the greatest evil, being the root and source of all evil, Sacred Scripture uses the word "salvation" mainly in the sense of liberation of the human race or of individual man from sin and its consequences.' back |
Aquinas 113, Summa I, 18, 3: Is life properly attributed to God?, Life is in the highest degree properly in God. In proof of which it must be considered that since a thing is said to live in so far as it operates of itself and not as moved by another, the more perfectly this power is found in anything, the more perfect is the life of that thing. ' back |
Aquinas 13, Summa: I 2 3: Does God exist?, I answer that the existence of God can be proved in five ways. The first and more manifest way is the argument from motion. . . . The second way is from the nature of the efficient cause. . . . The third way is taken from possibility and necessity . . . The fourth way is taken from the gradation to be found in things. . . . The fifth way is taken from the governance of the world. back |
Aquinas 25, Whether goodness differs really from being?, 'I answer that, Goodness and being are really the same, and differ only in idea; which is clear from the following argument. The essence of goodness consists in this, that it is in some way desirable. Hence the Philosopher says (Ethic. i): "Goodness is what all desire." Now it is clear that a thing is desirable only in so far as it is perfect; for all desire their own perfection. But everything is perfect so far as it is actual. Therefore it is clear that a thing is perfect so far as it exists; for it is existence that makes all things actual, as is clear from the foregoing (3, 4; 4, 1). Hence it is clear that goodness and being are the same really. But goodness presents the aspect of desirableness, which being does not present.' back |
Aquinas 326, Whether the highest angel among those who sinned was the highest of all?, '. . . if the motive for sinning be considered, we find that it existed in the higher angels more than in the lower. For, as has been said (2), the demons' sin was pride; and the motive of pride is excellence, which was greater in the higher spirits. Hence Gregory says that he who sinned was the very highest of all. . . . ' back |
Aristotle, The Internet Classics Archive | Works by Aristotle, A comprehensive database of Aristotle's works. back |
Asceticism - Wikipedia, Asceticism - Wikipedia, the free encyclopedia, 'Asceticism (from the Greek: . . . askesis, "exercise" or "training" in the sense of athletic training) describes a lifestyle characterized by abstinence from various sorts of worldly pleasures often with the aim of pursuing religious and spiritual goals. Some forms of Christianity (see especially: Monastic life) and the Indian religions (including yoga) teach that salvation and liberation involve a process of mind-body transformation effected by exercising restraint with respect to actions of body, speech, and mind. The founders and earliest practitioners of these religions (e.g. Buddhism, Jainism, the Christian desert fathers) lived extremely austere lifestyles refraining from sensual pleasures and the accumulation of material wealth. This is to be understood not as an eschewal of the enjoyment of life but a recognition that spiritual and religious goals are impeded by such indulgence' back |
Australian Government, Royal Commission into Institutional Responses to Child Sexual Abuse, 'NOW THEREFORE We do, by these Our Letters Patent issued in Our name by Our Governor-General of the Commonwealth of Australia on the advice of the Federal Executive Council and under the Constitution of the Commonwealth of Australia, the Royal Commissions Act 1902 and every other enabling power, appoint you to be a Commission of inquiry, and require and authorise you, to inquire into institutional responses to allegations and incidents of child sexual abuse and related matters, and in particular, without limiting the scope of your inquiry, the following matters: . . . ' back |
Babyteeth (film) - Wikipedia, Babyteeth (film) - Wikipedia, the free encyclopedia, 'Babyteeth is a 2019 Australian coming-of-age comedy-drama film directed by Shannon Murphy from a screenplay by Rita Kalnejais, based upon her stage play of the same name. It stars Eliza Scanlen, Toby Wallace, Emily Barclay, Eugene Gilfedder, Essie Davis and Ben Mendelsohn. The film had its world premiere at the Venice on 4 September 2019. It was released in Australia on 23 July 2020 by Universal Pictures. The film received positive reviews from critics.' back |
Beauty and the Beast (2014) film) - Wikipedia, Beauty and the Beast (2014) film) - Wikipedia, the free encyclopedia, ' Beauty and the Beast (French: La Belle et la Bête) is a 2014 Franco-German romantic fantasy film based on the traditional fairy tale of the same name by Gabrielle-Suzanne Barbot de Villeneuve. Written by Christophe Gans and Sandra Vo-Anh and directed by Gans, the film stars Léa Seydoux as Belle and Vincent Cassel as the Beast.' back |
Bell's theorem - Wikipedia, Bell's theorem - Wikipedia, the free encyclopdia, 'In theoretical physics, Bell's theorem (a.k.a. Bell's inequality) is a no-go theorem, loosely stating that:
No physical theory of local hidden variables can reproduce all of the predictions of quantum mechanics.
. . .
Bell's theorem, derived in his seminal 1964 paper titled On the Einstein Podolsky Rosen paradox, has been called, on the assumption that the theory is correct, "the most profound in science". Perhaps of equal importance is Bell's deliberate effort to encourage and bring legitimacy to work on the completeness issues, which had fallen into disrepute. Later in his life, Bell expressed his hope that such work would "continue to inspire those who suspect that what is proved by the impossibility proofs is lack of imagination."' back |
Bombing of Cologne in World War II - Wikipedia, Bombing of Cologne in World War II - Wikipedia, the free encyclopedia, 'The City of Cologne was bombed in 262 separate air raids[1] by the Allies during World War II, including 31 times[clarification needed] by the Royal Air Force (RAF). Air raid alarms went off in the winter/spring of 1940 as enemy bombers passed overhead. However, the first actual bombing took place on 12 May 1940.[2] The most notable attack on Cologne was the first Allied 1,000 bomber raid on 30 May/31 May 1942.' back |
Boson - Wikipedia, Boson - Wikipedia, the free encyclopedia, 'In particle physics, bosons are particles with an integer spin, as opposed to fermions which have half-integer spin. From a behaviour point of view, fermions are particles that obey the Fermi-Dirac statistics while bosons are particles that obey the Bose-Einstein statistics. They may be either elementary, like the photon, or composite, as mesons. All force carrier particles are bosons. They are named after Satyendra Nath Bose. In contrast to fermions, several bosons can occupy the same quantum state. Thus, bosons with the same energy can occupy the same place in space.' back |
Canonical commutation relation - Wikipedia, Canonical commutation relation - Wikipedia, the free encyclopedia, ' In quantum mechanics, the canonical commutation relation is the fundamental relation between canonical conjugate quantities (quantities which are related by definition such that one is the Fourier transform of another). For example,
[x, px ] = iℏ
between the position operator x and momentum operator px in the x direction of a point particle in one dimension, where [x, px] = x px − px x is the commutator of x and px, i is the imaginary unit, and ℏ is the reduced Planck's constant h/2π.' back |
Clive Hamilton, "There is such confusion in my power", 'So a carbon tax and an emissions trading system differ in a fundamental way: under a carbon tax the price of carbon emissions is fixed by the government and the amount of emissions varies; under an emissions trading system the amount of emissions is fixed by the government and the price varies.' back |
David Lambton, Donald Trump's ending of Fulbright programme will only hurt Hong Kong and erode US cultural influence, ' Trump’s decision on Fulbright is inexplicable whether one looks at it from an educational, economic or national security perspective – or even simply not victimising Hong Kong further. . . . In short, the credible instruments of American intellectual and cultural outreach have been weakened, losing capacity, independence and credibility. Just when we are most in need of making friends, regaining credibility and drawing strength from the world, Trump has unilaterally disarmed.' back |
David Mills, Dorothy Day, Bishops and the Church, ' As a convert, I never expected much of bishops,” said Dorothy Day, at the age of 70. She’d been dealing with them up close for over four decades. “In all history, popes and bishops and father abbots seem to have been blind and power-loving and greedy. I never expected leadership from them. It is the saints that keep appearing all through history who keep things going. What I do expect is the bread of life and down through the ages there is that continuity.” ' back |
Deborah Orr, Britain's island mentality is making the Calais migrant crisis all the more difficult. , 'The free movement of people in search of economic opportunity is as profoundly neoliberal as it gets. And yet, in this regard, it’s the right that calls for protectionism, with its own massive ideological contradiction barely questioned. Theresa May is happy to explain that asylum-seekers must be brought to an understanding that there is no warm welcome for them in Britain. Austerity isn’t just about lack of sympathy for vulnerable people in Britain, but also about a lack of sympathy for vulnerable people throughout the world.' back |
Dirac equation - Wikipedia, Dirac equation - Wikipedia, the free encyclopedia, 'In particle physics, the Dirac equation is a relativistic wave equation derived by British physicist Paul Dirac in 1928. In its free form, or including electromagnetic interactions, it describes all spin-1⁄2 massive particles such as electrons and quarks, for which parity is a symmetry, and is consistent with both the principles of quantum mechanics and the theory of special relativity, and was the first theory to account fully for special relativity in the context of quantum mechanics. It accounted for the fine details of the hydrogen spectrum in a completely rigorous way.' back |
Diron, Notes 29 July 2018, 'Auyang page 27: Cartesian geometry: what is the atom of inertial space - we have coined before the term 'diron', an embodiment of the Dirac equation. The standard assumption is that Euclidean space is continuous and differentiable, but it may be fact be seen as a network of quantum sources whose communications take place at the velocity of light.' back |
Divine right of kings - Wikipedia, Divine right of kings - Wikipedia, the free encyclopedia, 'The divine right of kings is a political and religious doctrine of royal and political legitimacy. It asserts that a monarch is subject to no earthly authority, deriving his right to rule directly from the will of God. The king is thus not subject to the will of his people, the aristocracy, or any other estate of the realm, including (in the view of some, especially in Protestant countries) the Church. According to this doctrine, since only God can judge an unjust king, the king can do no wrong. The doctrine implies that any attempt to depose the king or to restrict his powers runs contrary to the will of God and may constitute a sacrilegious act.' back |
Dot product - Wikipedia, Dot product - Wikipedia, the free encyclopedia, 'In mathematics, the dot product, or scalar product (or sometimes inner product in the context of Euclidean space), is an algebraic operation that takes two equal-length sequences of numbers (usually coordinate vectors) and returns a single number obtained by multiplying corresponding entries and then summing those products. The name "dot product" is derived from the centered dot " " that is often used to designate this operation; the alternative name "scalar product" emphasizes the scalar (rather than vector) nature of the result.' back |
Double truth - Wikipedia, Double truth - Wikipedia, the free encyclopedia, 'Double-truth theory is the view that religion and philosophy, as separate sources of knowledge, might arrive at contradictory truths without detriment to either.' back |
Dynamics - Wikipedia, Dynamics - Wikipedia, the free encyclopedia, ' Dynamics is the branch of classical mechanics concerned with the study of forces and their effects on motion. Isaac Newton defined the fundamental physical laws which govern dynamics in physics, especially his second law of motion. ' back |
Eugene Robinson, Trump as troll in chief is the lesser evil, ' Let’s face it: At this moment of overlapping national crises, the United States is without a functional commander in chief. We have, instead, a troll in chief — an aggrieved and angry heckler, shouting and tweeting from the conspiracy-theory fringes like the old guy at the end of the bar at closing time.
And perhaps that’s just as well. On the occasions when President Trump actually tries to do his job, he tends to make any bad situation measurably worse. Better that he be an observer than an actual actor, however unmoored from reality his increasingly incoherent running commentary may be.' back |
Eugene Wigner, The Unreasonable Effectiveness of Mathematics in the Natural Sciences, 'The first point is that the enormous usefulness of mathematics in the natural sciences is something bordering on the mysterious and that there is no rational explanation for it. Second, it is just this uncanny usefulness of mathematical concepts that raises the question of the uniqueness of our physical theories.' back |
Eugene Wigner (1963), Nobel Lecture: Events, Laws of Nature and Invariance Principles, ' What I would like to discuss instead is the general role of symmetry and invariance principles in physics, both modern and classical. More
precisely, I would like to discuss the relationship between the categories which play a fundamental role in all the natural sciences: events, which are the raw materials for the second category, the laws of nature, and symmetry principles for which I would like to support the thesis that the laws of nature form the raw materials.' back |
Galileo affair - Wikipedia, Galileo affair - Wikipedia, the free encyclopedia, 'The Galileo affair was a sequence of events, beginning around 1610, during which Galileo Galilei came into conflict with both the Catholic Church, for his support of Copernican astronomy, and secular philosophers, for his criticism of Aristotelianism.' back |
Greg Mitchell, Harry Truman Didn't Want to Read About What He'd Done to Hiroshima, ' John Hersey's article, titled simply "Hiroshima," which occupied nearly the entire August 31, 1946, issue of The New Yorker, has been rightly hailed by many as one of the most important magazine stories of the past century. Its impact, arriving at a time when few Americans had been exposed to the extent of the atomic bomb's horrific and lingering effects on Japanese civilians, was immediate and profound. Copies sold out within hours (Albert Einstein himself ordered a thousand); it was read in its entirety over nationwide radio; newspaper commentators instructed everyone to read it. ' back |
Halting problem- Wikipedia, Halting problem- Wikipedia, the free encyclopedia, 'In computability theory, the halting problem is a decision problem which can be stated as follows: given a description of a program and a finite input, decide whether the program finishes running or will run forever, given that input.
Alan Turing proved in 1936 that a general algorithm to solve the halting problem for all possible program-input pairs cannot exist. We say that the halting problem is undecidable over Turing machines. Copeland (2004) attributes the actual term halting problem to Martin Davis.' back |
Ian Morse, Ancient teeth show history of epidemics is much older than we thought, ' “One of them is plague,” Spyrou said. “Until 2015, we thought that plague was maybe a 3,000-year-old disease.”
Scientists and archaeologists now believe, however, that the plague bacteria, which caused the medieval Black Death that killed up to half of Europe’s population, infected humans roughly 5,000 years ago in the Stone Age. The bacteria, after it had entered the bloodstream and likely killed the host, circulated into the pulp chamber of teeth, which kept its DNA insulated from millennia of environmental wear and tear. In the past decade, scientists have been able to extract and analyze that DNA.' back |
Indoctrination - Wikipedia, Indoctrination - Wikipedia, the free encyclopedia, 'Indoctrination is the process of inculcating ideas, attitudes, cognitive strategies or a professional methodology (see doctrine).[1] Indoctrination is a critical component in the transfer of cultures, customs, and traditions from one generation to the next.' back |
Isabel Wilkerson, America's 'untouchables': the slent power of the caste system, ' At one point in their trip, King and his wife journeyed to the southern tip of the country, to the city of Trivandrum in the state of Kerala, and visited with high-school students whose families had been untouchables. The principal made the introduction.
“Young people,” he said, “I would like to present to you a fellow untouchable from the United States of America.”
King was floored. . . . “For a moment,” he wrote, “I was a bit shocked and peeved that I would be referred to as an untouchable.”
Then he began to think about the reality of the lives of the people he was fighting for . . .
And he said to himself: “Yes, I am an untouchable, and every negro in the United States of America is an untouchable.” ' back |
Jeffrey Nicholls, Essay 24: God is dead: long live god, ' I am a “lapsed" Catholic”. Not just lapsed, but somewhat hostile. I am convinced that the Church worships a false God, a political construct dating back to the time of “Moses” and beyond. Many of the problems of Western society may be traced to this error. It needs to be corrected with the realistic assumption that “God” and the Universe are identical. It has taken me seventy years to reach this position. Here is my story, and a snapshot of its consequences.' back |
John Gehrig, Tone-Deaf & Defensive, ' A sizable number of Catholic advocates, priests, and women religious are active in mobilization efforts to address systemic racism, and some visibly support Black Lives Matter. Even a few bishops have publicly backed the movement. But a growing number of conservative Catholics are speaking out against BLM, arguing that its positions on LGBTQ issues, gender, and abortion mean Catholics should not support the organization.' back |
John H. Halton, A Very Fast Algorithm for Finding Eigenvalus and Eigenvector, ' ABSTRACT This paper describes, illustrates, and analyzes a new iterative technique for computing the eigenvalues and eigenvectors of a matrix, converging superlinearly with exponent 2 + .Y3 [in the sense that "quadratic" convergence has exponent 2].' back |
John Lewis, Together, You Can Redeem the Soul of Our Nation, ' When you see something that is not right, you must say something. You must do something. Democracy is not a state. It is an act, and each generation must do its part to help build what we called the Beloved Community, a nation and world society at peace with itself. . . . When historians pick up their pens to write the story of the 21st century, let them say that it was your generation who laid down the heavy burdens of hate at last and that peace finally triumphed over violence, aggression and war. So I say to you, walk with the wind, brothers and sisters, and let the spirit of peace and the power of everlasting love be your guide.' back |
John Paul II, Truth Cannot Contradict Truth, Address to the Pontifical Academy of Sciences October 22, 1996 , 'Consideration of the method used in the various branches of knowledge makes it possible to reconcile two points of view which would seem irreconcilable. The sciences of observation describe and measure the multiple manifestations of life with increasing precision and correlate them with the time line. The moment of transition to the spiritual cannot be the object of this kind of observation, which nevertheless can discover at the experimental level a series of very valuable signs indicating what is specific to the human being.' back |
John von Neumann, The Mathematical Foundations of Quantum Mechanics, ' Mathematical Foundations of Quantum Mechanics by John von Neumann translated from the German by Robert T. Beyer (New Edition) edited by Nicholas A. Wheeler
Princeton UP Princeton & Oxford
Preface: ' This book is the realization of my long-held intention to someday use the resources of TEX to produce a more easily read version of Robert T. Beyer’s authorized English translation (Princeton University Press, 1955) of John von Neumann’s classic Mathematische Grundlagen der Quantenmechanik (Springer, 1932).
This content downloaded from 129.127.145.240 on Sat, 30 May 2020 22:38:31 UTC
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Jonathan Lundgren and Scott Fausti, As biodiversity declines on corn farms, pest probems grow, 'We found that communities with stronger networks – that is, more linked species – had fewer pests. Not only this, but network centrality was important; communities with several groups of highly linked species, including insects that prey on others, don’t have the pest problems that loosely linked networks have. Thus, in addition to species diversity, the strength of interactions among species within a community seem to be related to when and where pest outbreaks occur.' back |
Kerry Armstrong, Cardinal George Pell criticizes Pope Francis over climate change stance, 'Cardinal George Pell has publicly criticised Pope Francis' decision to place climate change at the top of the Catholic Church's agenda.
Cardinal Pell, a well-known climate change skeptic, told the Financial Times the church had "no particular expertise in science".
"The church has got no mandate from the Lord to pronounce on scientific matters," he said,
"We believe in the autonomy of science."
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His comments come a month after Pope Francis released an historic encyclical calling on humanity to fight global warming.' back |
Kevin Brown, The Dirac Equation (Mathpages), ' "I have made no more progress in the general theory of relativity. The electric field still remains unconnected. Overdeterminism does not work. Nor have I produced anything for the electron problem. Does the reason have to do with my hardening brain mass, or is the redeeming idea really so far away?" Einstein to Ehrenfest, 1920
In later years Dirac described his motivations differently, explaining that he hadn’t pursued the quadratic form (leading to what is now called the Klein-Gordon equation) because it seemed inconsistent with his work on “transformation theory” based on the first-order time derivative.
I think [the transformation theory] is the piece of work which has most pleased me of all the works I’ve done in my life… [it] had become my darling. I was not interested in considering any theory which would not fit in with my darling. Therefore, the linearity of ∂/∂t was absolutely essential to me; I just couldn’t face giving up the transformation theory.'
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Kinematics - Wikipedia, Kinematics - Wikipedia, the free encyclopedia, 'Kinematics (from Greek . . . kinein, to move) is the branch of classical mechanics that describes the motion of objects without consideration of the causes leading to the motion.' back |
King John, Magna Carta at the British Library, 'Magna Carta is one of the most famous documents in the world. Explore its 800-year legacy with unique collection items, newly-commissioned articles by leading experts, videos and animations and a range of teaching resources.' back |
Maciej F. Boni, et al, Evolutionary origins of SARS-Cov_2 sarbecovirus lineage responsible for the COVID-19 pandemic, ' There are outstanding evolutionary questions on the recent emergence of human coronavirus SARS-CoV-2 including the role of reservoir species, the role of recombination and its time of divergence from animal viruses. We find that the sarbecoviruses—the viral subgenus containing SARS-CoV and SARS-CoV-2—undergo frequent recombination and exhibit spatially structured genetic diversity on a regional scale in China. SARS-CoV-2 itself is not a recombinant of any sarbecoviruses detected to date, and its receptor-binding motif, important for specificity to human ACE2 receptors, appears to be an ancestral trait shared with bat viruses and not one acquired recently via recombination. To employ phylogenetic dating methods, recombinant regions of a 68-genome sarbecovirus alignment were removed with three independent methods. Bayesian evolutionary rate and divergence date estimates were shown to be consistent for these three approaches and for two different prior specifications of evolutionary rates based on HCoV-OC43 and MERS-CoV. Divergence dates between SARS-CoV-2 and the bat sarbecovirus reservoir were estimated as 1948 (95% highest posterior density (HPD): 1879–1999), 1969 (95% HPD: 1930–2000) and 1982 (95% HPD: 1948–2009), indicating that the lineage giving rise to SARS-CoV-2 has been circulating unnoticed in bats for decades.' back |
Matrix (mathematics) - Wikipedia, Matrix (mathematics) - Wikipedia, the free encyclopedia, 'In mathematics, a matrix (plural matrices) is a rectangular array—of numbers, symbols, or expressions, arranged in rows and columns—that is treated in certain prescribed ways.' back |
Metanoia - Wikipedia, Metanoia - Wikipedia, the free encyclopedia, 'Metanoia (from the Greek μετάνοια, metanoia, changing one's mind) in the context of theological discussion, where it is used often, is usually interpreted to mean repentance. However, some people[citation needed] argue that the word should be interpreted more literally to denote changing one's mind, in the sense of embracing thoughts beyond its present limitations or thought patterns (an interpretation which is compatible with the denotative meaning of repentance but replaces its negative connotation with a positive one, focusing on the superior state being approached rather than the inferior prior state being departed from).' back |
Newton's law of universal gravitation - Wikipedia, Newton's law of universal gravitation - Wikipedia, the free encyclopedia, 'Newton's law of universal gravitation is a general physical law derived from empirical observations by what Isaac Newton called induction.[1] It describes the gravitational attraction between bodies with mass. It is a part of classical mechanics and was first formulated in Newton's work Philosophiae Naturalis Principia Mathematica ("the Principia"), first published on 5 July 1687. In modern language it states the following:
Every point mass attracts every other point mass by a force pointing along the line intersecting both points. The force is directly proportional to the product of the two masses and inversely proportional to the square of the distance between the point masses.' back |
Papal supremacy - Wikipedia, Papal supremacy - Wikipedia, the free encyclopedia, 'Papal supremacy is the doctrine of the Roman Catholic Church that the pope, by reason of his office as Vicar of Christ and as pastor of the entire Christian Church, has full, supreme, and universal power over the whole Church, a power which he can always exercise unhindered: that, in brief, "the Pope enjoys, by divine institution, supreme, full, immediate, and universal power in the care of souls."
The doctrine had the most significance in the relationship between the church and the temporal state, in matters such as ecclesiastic privileges, the actions of monarchs and even successions.' back |
Particle physics and representation theory - Wikipedia, Particle physics and representation theory - Wikipedia, the free encyclopedia, ' There is a natural connection between particle physics and representation theory, as first noted in the 1930s by Eugene Wigner. It links the properties of elementary particles to the structure of Lie groups and Lie algebras. According to this connection, the different quantum states of an elementary particle give rise to an irreducible representation of the Poincaré group. Moreover, the properties of the various particles, including their spectra, can be related to representations of Lie algebras, corresponding to "approximate symmetries" of the universe.' back |
Patrick Greenfield & Jonathan Watts, Record 212 land and environment activists killed last year, ' A record number of people were killed last year for defending their land and environment, according to research that highlights the routine murder of activists who oppose extractive industries driving the climate crisis and the destruction of nature. . . .
Colombia and the Philippines accounted for half of the 212 people killed last year, a surge of nearly 30% from 164 deaths in 2018 and 11 more than the previous record in 2017. Most killings went unpunished and the true number of deaths is likely to be much higher as many go undocumented.
The mining industry was linked to the most land and environmental defender deaths in 2019, according to the report, followed by agriculture, logging and criminal gangs. Indigenous communities around the world continue to face disproportionate risks of violence, making up 40% of murdered defenders last year. ' back |
Paul III - Council of Trent, Decree Concerning Original Sin, '1. If anyone does not confess that the first man, Adam, when he transgressed the commandment of God in paradise, immediately lost the holiness and justice in which he had been constituted, and through the offense of that prevarication incurred the wrath and indignation of God, and thus death with which God had previously threatened him, and, together with death, captivity under his power who thenceforth had the empire of death, that is to say, the devil, and that the entire Adam through that offense of prevarication was changed in body and soul for the worse, let him be anathema.' back |
Paul Malone, The hidden cost of airport security, 'Although it hasn't studied the issue directly, a 2011 Productivity Commission report noted that airport security charges were about $20 a return trip.
On top of that you have the cost of the time wasted by every traveller.
In the year to May 2015, about 57 million domestic passengers flew in Australia while 52 airlines carried 34 million international passengers.
With the most conservative assumptions, a back-of-the-envelope calculation suggests the cost to the community of the security charge and the time lost would be at least $2 billion a year.' back |
Pope Francis, Laudato Si': On care of our common home, '1. “LAUDATO SI’, mi’ Signore” – “Praise be to you, my Lord”. In the words of this beautiful canticle, Saint Francis of Assisi reminds us that our common home is like a sister with whom we share our life and a beautiful mother who opens her arms to embrace us. “Praise be to you, my Lord, through our Sister, Mother Earth, who sustains and governs us, and who produces various fruit with coloured flowers and herbs”.
2. This sister now cries out to us because of the harm we have inflicted on her by our irresponsible use and abuse of the goods with which God has endowed her. We have come to see ourselves as her lords and masters, entitled to plunder her at will. The violence present in our hearts, wounded by sin, is also reflected in the symptoms of sickness evident in the soil, in the water, in the air and in all forms of life. This is why the earth herself, burdened and laid waste, is among the most abandoned and maltreated of our poor; she “groans in travail” (Rom 8:22). We have forgotten that we ourselves are dust of the earth (cf. Gen 2:7); our very bodies are made up of her elements, we breathe her air and we receive life and refreshment from her waters.' back |
Quantum entanglement - Wikipedia, Quantum entanglement - Wikipedia, the free encyclopedia, 'Quantum entanglement is a physical phenomenon which occurs when pairs or groups of particles are generated, interact, or share spatial proximity in ways such that the quantum state of each particle cannot be described independently of the state of the other(s), even when the particles are separated by a large distance—instead, a quantum state must be described for the system as a whole. . . . Entanglement is considered fundamental to quantum mechanics, even though it wasn't recognized in the beginning. Quantum entanglement has been demonstrated experimentally with photons, neutrinos, electrons, molecules as large as buckyballs, and even small diamonds. The utilization of entanglement in communication and computation is a very active area of research.' back |
Quantum non-demolition measurement - Wikipedia, Quantum non-demolition measurement - Wikipedia, the free encyclopedia, 'Quantum nondemolition (QND) measurement is a special type of measurement of a quantum system in which the uncertainty of the measured observable does not increase from its measured value during the subsequent normal evolution of the system. This necessarily requires that the measurement process preserve the physical integrity of the measured system, and moreover places requirements on the relationship between the measured observable and the self-Hamiltonian of the system. In a sense, QND measurements are the "most classical" and least disturbing type of measurement in quantum mechanics.' back |
Rydberg-Ritz combination principle - Wikipedia, Rydberg-Ritz combination principle - Wikipedia, the free encyclopedia, 'The Rydberg-Ritz Combination Principle is the theory proposed by Walter Ritz in 1908 to explain relationship of the spectral lines for all atoms. The principle states that the spectral lines of any element include frequencies that are either the sum or the difference of the frequencies of two other lines.' back |
Sarah Joseph, Operation Sovereign Borders, ofshore detention and the 'drowings argument', 'Australia’s asylum seekers issues cannot be divorced from the global refugee crisis. And the solutions are therefore complex. That complexity can seem messy compared to the brutal simplicity of the government’s solution to simply “stop the boats”.
But, frankly, I don’t want to buy into a phenomenon which the critical legal scholar Mark Tushnet has called “blue-printism”. That is the idea that one can’t criticise a policy unless there is a readymade comprehensive blueprint for an alternative. Blueprintism inherently and unjustifiably entrenches the status quo.
Yet the burden of proof is on the government to demonstrate that its policy settings are correct. And I don’t think it can, given the numerous grave flaws in that policy. . . . It is unlikely that we are saving lives, but we are definitely ruining them.' back |
Sebastian Smee, A thing of beauty, ' Anyone who has visited the choice collection at the Kimbell Art Museum in Fort Worth comes away with at least one indelible image: of this intensely beautiful terra cotta head.
Arguably the most striking of its kind, it was made in the Kingdom of Ife, in what is now Nigeria, between the 12th and 14th centuries.' back |
Socialism - Wikipedia, Socialism - Wikipedia, the free encyclopedia, 'Socialism is a social and economic system characterised by social ownership of the means of production and co-operative management of the economy, as well as a political theory and movement that aims at the establishment of such a system.' back |
Thomas Pynchon - Wikipedia, Thomas Pynchon - Wikipedia, the free encyclopedia, 'Thomas Ruggles Pynchon, Jr. (born May 8, 1937) is an American novelist based in New York City, noted for his dense and complex works of fiction. Hailing from Long Island, Pynchon spent two years in the United States Navy and earned an English degree from Cornell University. After publishing several short stories in the late 1950s and early 1960s, he began composing the novels for which he is best known: V. (1963), The Crying of Lot 49 (1966), Gravity's Rainbow (1973), Vineland (1990), Mason & Dixon (1997), Against the Day (2006) and Inherent Vice (2009).' back |
Tom Plate, US-China relations: Pompeo speech shows few new ideas toward the 'evil empire', ' Some speeches are unforgettable while others are hard to forget no matter how hard you try. Last week, the top US foreign policy official erupted on China in a speech for the ages, if not for war.
. . .
Its trendiest idea drew from 1983, when president Ronald Reagan denounced the “evil empire”, which was then the Soviet Union. Last week, Pompeo recycled this notion by evil-empiring China. It seems some ideas are just too good to retire, especially in the absence of new ones.' back |
Two truths doctrine - Wikipedia, Two truths doctrine - Wikipedia, the free encyclopedia, 'The Buddhist doctrine of the two truths (Wylie: bden pa gnyis) differentiates between two levels of satya (Sanskrit), meaning truth or "really existing" in Buddhist discourse: relative or commonsensical truth or real, and absolute or ultimate truth or real.
The exact meaning varies between the various Buddhist schools and traditions. The best-known is the Madhyamaka interpretation, which says that conventional reality is the only reality that exists (relative truth), but that ultimately everything that exists is "empty", sunyata, of an inherent, everlasting "essence" (ultimate truth). Sunyata itself is also "empty" of such an essence; it is not an Absolute, but a statement about the true condition of "things." ' back |
Uday Chandra, Thinking theologically with pandemics, ' Theology may be far from our minds during a pandemic in a seemingly secular age. Our interactions with the non-human world of microbial pathogens appear wholly at odds with our relations with another kind of non-human realm that we designate as divine.
Yet, if the past teaches us anything, it is to look carefully at the changes under way in society and politics today, so we can glean, perhaps against the grain, the theological underpinnings of our shifting world views.' back |
van der Walt, McCormick & Mazneva, Why There's More to Gold's Rally Than Inflation Fears, ' Gold can also be considered a Veblen good, which means that as its price goes up, it can become even more desired. When gold rallies, it excites commentators and investors -- so more is written about it, which can lead to more money flowing in. At those times, rallies can become self-perpetuating. That might help explain gold’s propensity to trend -- its autocorrelation, where one period’s returns are echoed in the next, is strong. Regression analysis of price moves against those a year earlier shows a stronger echo for gold than the same measure for the S&P 500 stock index or commodities such as oil and copper.' back |
Wigner's classification - Wikipedia, Wigner's classification - Wikipedia, the free encyclopedia, ' In mathematics and theoretical physics, Wigner's classification is a classification of the nonnegative (E ≥ 0) energy irreducible unitary representations of the Poincaré group which have sharp[when defined as?] mass eigenvalues. (Since this group is noncompact, these unitary representations are infinite-dimensional.) It was introduced by Eugene Wigner, to classify particles and fields in physics—see the article particle physics and representation theory. It relies on the stabilizer subgroups of that group, dubbed the Wigner little groups of various mass states.' back |
Xiao Guozhen, China vs Its Human Rights Lawyers, 'But Mr. Xi and the Communist Party leadership fail to realize that suppression could eventually lead to their political demise. In China, rights lawyers serve as a pressure valve, directing citizens’ anger and discontent into proper legal channels and giving them a voice. Hundreds of protests break out across the country each day as Chinese people show discontent with corruption, land seizures and other injustices associated with the country’s rapid development.
Suppression of moderate dissent in a volatile society jeopardizes China’s chance to peacefully transition toward more democracy and could explode into massive and violent social unrest or even a political coup.' back |
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