Quotes About Logic

Logic is invincible, because in order to combat logic it is necessary to use logic.

Water is two parts hydrogen and one part oxygen. What if someone says, “Well, that’s not how I choose to think about water.”? All we can do is appeal to scientific values. And if he doesn’t share those values, the conversation is over. If someone doesn’t value evidence, what evidence are you going to provide to prove they should value it? If someone doesn’t value logic, what logical argument could you provide to show the importance of logic?

There will be a few times in your life when all your instincts will tell you to do something, something that defies logic, upsets your plans, and may seem crazy to others. When that happens, you do it. Listen to your instincts and ignore everything else. Ignore logic, ignore the odds, ignore the complications, and just go for it.

The nineteenth century was completely lacking in logic, it had cosmic terms and hopes, and aspirations, and discoveries, and ideals but it had no logic.

To know and not to know, to be conscious of complete truthfulne­ss while telling carefully constructe­d lies, to hold simultaneo­usly two opinions which cancelled out, knowing them to be contradict­ory and believing in both of them, to use logic against logic, to repudiate morality while laying claim to it, to believe that democracy was impossible and that the Party was the guardian of democracy.

People knew there were two ways of coming at truth. One was science, or what the Greeks called Logos, reason, logic. And that was essential that the discourse of science or logic related directed to the external world. The other was mythos, what the Greeks called myth, which didn't mean a fantasy story, but it was a narrative associated with ritual and ethical practice but it helped us to address problems for which there were no easy answers, like mortality, cruelty, the sorrow that overtakes us all that's part of the human condition. And these two were not in opposition, we needed both.

You asked me how to get out of the finite dimensions when I feel like it. I certainly don't use logic when I do it. Logic's the first thing you have to get rid of.

Eventually, Aristotle appeared among the Greeks. He improved the methods of logic and systematized its problems and details. He assigned to logic its proper place as the first philosophical discipline and the introduction to philosophy. Therefore he is called the First Teacher.

There is no logic like the logic of the heart.

I have said that science is impossible without faith. ... Inductive logic, the logic of Bacon, is rather something on which we can act than something which we can prove, and to act on it is a supreme assertion of faith ... Science is a way of life which can only fluorish when men are free to have faith.

Structure that really pays off is all based on emotion. I don't write down an elaborate plan. It's really done by feel. It's one area of my writing that I think I've got surer at as I've evolved. In my work you often get an abrupt shift in time, a jolt. But the emotional logic will take the reader on. I hope. I trust. After all, our memories do not work with any sequential logic.

Comedy is a blood sport. It flays the truth and spurts twisted logic. In America, people become comics because we don't have bullfighting.

Take heed all of you who have at heart mankind's future! Take heed men and women of good will! May the temptation to seek revenge give way to the courage to forgive; may the culture of life and love render vain the logic of death; may trust once more give breath to the lives of peoples.

Sketchy: I'm no stranger to stoner logic.

Nothing is as depressing as absolute logic. Look at the maze of French politics perpetrated by a logical people.

Any explanation or logic that explains everything so easily has a hidden trap in it. I'm speaking from experience. Somebody once said if it's something a single book can explain, it's not worth having explained. What I mean is don't leap to any conclusions.

Let no one rule your mind or body. Take special care that your thoughts remain unfettered... Give men your ear, but not your heart. Show respect for those in power, but don't follow them blindly. Judge with logic and reason, but comment not. Consider none your superior in life. Treat all fairly or they will seek revenge. Be careful with your money. Hold fast to your beliefs and others will listen.

When I studied how to think in school, I was taught that the first rule of logic was that a thing cannot both be and not be at the same time and in the same respect. That last note, “in the same respect,” says a lot. As soon as you change the frame of reference, you’ve changed the truthiness of a once immutable fact.

What would mathematics have amounted to without the imagination of its devotees-its giants and their followers? There never was a discovery made without the urge of imagination-of imagination which broke the roadway through the forest in order that cold logic might follow.

Graphology is another in a long list of quack substitutes for hard work. It is appealing to those who are impatient with such troublesome matters as research, evidence analysis, reasoning, logic, and hypothesis testing.

If language had been the creation not of poetry but of logic, we should only have one.

Logic has its use and metaphysics has its use, but neither of them is of much help in the making of a creed.

Admit nothing - that was his first rule. Appeal to logic - second rule. Delay the inevitable - third rule.

I don't believe in ghosts, or fairies, or crystals, or unicorns, or a man that can walk on water, or any of that non sense, I personally rely on logic, and have for the better part of my life.

Mathematics and logic have been proved to be one; a fact from which it seems to follow that mathematics may successfully deal with non-quantitative problems in a much broader sense than was suspected to be possible.

None who has known the charity of wine, Its pity, the cool logic of its spell Will waver in his loyalty, or dwell In any heaven where the grape lacks a shrine.

Pain always produces logic, which is very bad for you.

The true Logic for this world is the Calculus of Probabilities, which takes account of the magnitude of the probability.

In deep pain, people don't need logic, advice, encouragement, or even Scripture. They just need you to show up and shut up.

Intuition is a suspension of logic due to impatience.

Why is it, my shadow-striding friend, that we don't fear dreams? We lose consciousness, lose control, things happen with no apparent logic and abiding by no apparent rules.... We don't fear dreams, but we do fear madness, and death terrifies us.

The laws against public nudity make no sense. The idea that Jerry Falwell can go topless while Cindy Crawford cannot is an absolute affront to logic, common sense and the 5000 year human struggle for aesthetic taste.

Faith isn't about logic, son," Haddek said. "Perhaps that's your problem. You cannot 'disprove' the things you study, any more than we can prove to you that the Hero will save us. We simply must believe it, and accept the things Preservation has taught us.

I just try to put as much logic into what I'm doing as possible and try to have fun with it.

Not for the first time in my life, and certainly not for the last, a self-righteous gloom had edged out all semblance of logic.

The so-called law of induction cannot possibly be a law of logic, since it is obviously a proposition with a sense.--Nor, therefore, can it be an a priori law.

There is another method of obtaining money... It does not presuppose the existence of accumulated results of previous development, and hence may be considered as the only one which is available in strict logic. This method of obtaining money is the creation of purchasing power by banks. The form it takes is immaterial.

I love you, and beneath all that logic, calculation, and superstition, I know you love me too.

When considering a candidate for office, almost right up until they enter the polling booth and sometimes even in the booth itself, most voters rely more on what they see and hear themselves in real time than on facts, history, logic, or learned experience.

Even death after a long illness is without warning. The moment you had prepared for so carefully took you by storm. The troops broke through the window and snatched the body and the body is gone. ... Death reduces us to the baffled logic of a small child. If yesterday why not today?

Simplicity is all. Simple logic, simple arguments, simple visual images. If you can't reduce your argument to a few crisp words and phrases, there's something wrong with your argument. There's nothing long-winded about 'Liberté, égalité, fraternité'.

So how do theists respond to arguments like this? [The Argument from Evil] They say there is a reason for evil, but it is a mystery. Well, let me tell you this: I'm actually one hundred feet tall even though I only appear to be six feet tall. You ask me for proof of this. I have a simple answer: it's a mystery. Just accept my word for it on faith. And that's just the logic theists use in their discussions of evil.

Some people really live and work within the same doctrine, the same diagram with the same logic.

Forgotten were the elementary rules of logic, that extraordinary claims require extraordinary evidence and that what can be asserted without evidence can also be dismissed without evidence.

The way people really think is not adequately analyzed by the universal categories of logic. Between social history and formal analyses of thought there is a path, a lane - maybe very narrow - which is the path of the historian of thought.

Oh dear,' says God, 'I hadn't thought of that,' and promptly vanishes in a puff of logic.

The beauty of religious mania is that it has the power to explain everything. Once God (or Satan) is accepted as the first cause of everything which happens in the mortal world, nothing is left to chance...logic can be happily tossed out the window.

To me, photography is the simultaneous recognition, in a fraction of a second, of the significance of an event as well as of a precise organization of forms which give that event its proper expression. And this organization, this precision, will always escape you, if you do not appreciate what a picture is, if you do not understand that the composition, the logic, the equilibrium of the surfaces and values are the only ways of giving meaning to all that is continuously appearing and vanishing before our very eyes.