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To choose one sock from each of infinitely many pairs of socks requires the Axiom of Choice, but for shoes the Axiom is not needed.
Bertrand Russell
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When the intensity of emotional conviction subsides, a man who is in the habit of reasoning will search for logical grounds in favour of the belief which he finds in himself.
Bertrand Russell
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Of all forms of caution, caution in love is perhaps the most fatal to true happiness.
Bertrand Russell
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This idea of weapons of mass extermination is utterly horrible and is something which no one with one spark of humanity can tolerate. I will not pretend to obey a government which is organising a mass massacre of mankind.
Bertrand Russell
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To understand a name you must be acquainted with the particular of which it is a name.
Bertrand Russell
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It is entirely clear that there is only one way in which great wars can be permanently prevented, and that is the establishment of an international government with a monopoly of serious armed force.
Bertrand Russell
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Is there any knowledge in the world which is so certain that no reasonable man could doubt it?
Bertrand Russell
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If any philosopher had been asked for a definition of infinity, he might have produced some unintelligible rigmarole, but he would certainly not have been able to give a definition that had any meaning at all.
Bertrand Russell
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Why? Surely they can find other men.
Bertrand Russell
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Yes, if you happen to be interested in philosophy and good at it, but not otherwise – but so does bricklaying. Anything you're good at contributes to happiness.
Bertrand Russell
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The governors of the world believe, and have always believed, that virtue can only be taught by teaching falsehood, and that any man who knew the truth would be wicked. I disbelieve this, absolutely and entirely. I believe that love of truth is the basis of all real virtue, and that virtues based upon lies can only do harm.
Bertrand Russell
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Mystery is delightful, but unscientific, since it depends upon ignorance.
Bertrand Russell
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Even when the experts all agree, they may well be mistaken.
Bertrand Russell
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A logical theory may be tested by its capacity for dealing with puzzles, and it is a wholesome plan, in thinking about logic, to stock the mind with as many puzzles as possible, since these serve much the same purpose as is served by experiments in physical science.
Bertrand Russell
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A process which led from the amœba to man appeared to the philosophers to be obviously a progress – though whether the amœba would agree with this opinion is not known.
Bertrand Russell
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My desire and wish is that the things I start with should be so obvious that you wonder why I spend my time stating them. This is what I aim at because the point of philosophy is to start with something so simple as not to seem worth stating, and to end with something so paradoxical that no one will believe it.
Bertrand Russell
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I do wish I believed in the life eternal, for it makes me quite miserable to think man is merely a kind of machine endowed, unhappily for himself, with consciousness.
Bertrand Russell
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Political ideals must be based upon ideals for the individual life. The aim of politics should be to make the lives of individuals as good as possible.
Bertrand Russell
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I regard religion as a disease born of fear and as a source of untold misery to the human race.
Bertrand Russell
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Written words differ from spoken words in being material structures. A spoken word is a process in the physical world, having an essential time-order; a written word is a series of pieces of matter, having an essential space-order.
Bertrand Russell
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A world without delight and without affection is a world destitute of value.
Bertrand Russell
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The fundamental concept in social science is Power, in the same sense in which Energy is the fundamental concept in physics.
Bertrand Russell
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When people begin to philosophize they seem to think it necessary to make themselves artificially stupid.
Bertrand Russell
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If, when a man writes a poem or commits a murder, the bodily movements involved in his act result solely from physical causes, it would seem absurd to put up a statue to him in the one case and to hang him in the other.
Bertrand Russell
