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Logic Quotes
"A proof is a proof. What kind of a proof? It's a proof. A proof is a proof. And when you have a good proof, it's because it's proven."
39
"Contrariwise, if it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic."
35
"Logic is the art of non-contradictory identification. A contradiction cannot exist. No concept man forms is valid unless he integrates it without contradiction into the total sum of his knowledge. To arrive at a contradiction is to confess an error in one's thinking, to maintain a contradiction is to abdicate one's mind and to evict oneself from the realm of reality."
8
"Logic is the last scientific ingredient of Philosophy; its extraction leaves behind only a confusion of non-scientific, pseudo problems."
4
"Every philosophical problem, when it is subjected to the necessary analysis and justification, is found either to be not really philosophical at all, or else to be, in the sense in which we are using the word, logical."
2
"He was very much concerned with logic and function, he always worked his solos out before playing them."
2
"2 + 2 equal 4... so far I don't think it will change to 5 or 6, it's near to fact, but the probability of the ability... equals not a fact!"
2
"Where's your common sense? None of those books agree with each other. You've been locked up here for years with a regular damned Tower of Babel. Snap out of it! The people in those books never lived. Come on now!"
2
"If man was a logical creature: his last suspect-namely, his mouth-was going to be the first; whenever he thinks that someone, or, something is smelly."
1
"Religious literature from all around the world have an abundance of philosophical teachings as well, which in fact, prove quite helpful to humanity. But a rational human being must examine every single word from the scriptures before accepting it. Otherwise, it would only lead to religious bulimia, which in turn would bring chaos down on earth."
1
"Here at Wisconsin we didn't get an undergraduate course in mathematical logic until the '60s."
1
"Logic must look after itself. In a certain sense, we cannot make mistakes in logic."
1
"Every why hath a wherefore."
1
"[The decay of Logic results from an] untroubled assumption that the particular is real and the universal is not."
1
"She hated anyone who clung to the supernatural when the natural was perfectly serviceable."
1
"Continuous denial of rational arguments represents a contempt of common sense."
1
"He had never been interested in stories at any age, and had never quite understood the basic concept. He'd never read a work of fiction all the way through. He did remember, as a small boy, being really annoyed at the depiction of Hickory Dickory Dock in a rag book of nursery rhymes because the clock in the drawing was completely wrong for the period."
1
"When speculation has done its worst two and two still make four."
"Logic and mathematics are nothing but specialised linguistic structures."
"Be aware of this truth that the people on this earth could be joyous, if only they would live rationally and if they would contribute mutually to each others' welfare.This world is not a vale of sorrows if you will recognize discriminatingly what is truly excellent in it; and if you will avail yourself of it for mutual happiness and well-being. Therefore, let us explain as often as possible, and particularly at the departure of life, that we base our faith on firm foundations, on Truth for putting into action our ideas which do not depend on fables and ideas which Science has long ago proven to be false."
"Any belief which encourages you to use your own intellect, which motivates you to question everything and points out your own mind as the only road for your salvation is a good belief!"
"Is that all, sir? Only we've got stuff to finish before our knocking-off time, you see, and if we stay late we have to make more money to pay our overtime, and if the lads is a bit tired we ends up earning the money faster'n we can make it, which leads to a bit of what I can only call a conundrum-"You mean that if you do overtime you have to do more overtime to pay for it?" said Moist, still pondering how illogical logical thinking can be if a big enough committee is doing it."That's right, sir," said Shady. "And down that road madness lies."It's a very short road," said Moist, nodding."
"There's more to logic than identifying logical fallacies."
"It is always easy to be logical. It is almost impossible to be logical to the bitter end."
"That which can be asserted without evidence, can be dismissed without evidence."
"Rationality attracts conscientious humans, whereas mysticism attracts fools."
"Exceptional claims demand exceptional evidence."
"I don't see the logic of rejecting data just because they seem incredible."
"Many people have said to me that I'm a mystic. I find that a bit mysterious. I just use logic and common sense for my philosophies."
"Plurality should not be posited without necessity."
"It had to be a trick or you couldn't have done it."
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