Quotes About Logic

This explains why the characters in the Mahabharata and in other texts of the classical Indian tradition prefer to depend on reason rather than on blind faith. 56

Poetry is as exact a science as geometry

Sentiment has never been vanquished in its eternal conflict with reason

All psychologists who have studied the intelligence of women, as well as poets and novelists, recognize today that they represent the most inferior forms of human evolution and that they are closer to children and savages than to an adult, civilized man. They excel in fickleness, inconstancy, absence of thought and logic, and incapacity to reason.

The German starts by claiming: 'German is off course ze best language. It is ze language off logik and philosophy, and can commuicate viz great clarity and precision even ze most complex ideas.' 'Boeff,' shrugs the Frenchman, 'but French, French, it ees ze language of lurve! In French, we can convey all ze subtletees of romance weez elegance and flair.

Since Logic derives from postulates, it never has, and never will, change a postulate. And a religious belief is a system of postulates ... so how can a man fight a native superstition with logic? Or anything else ...?

To argue with those who have renounced the use and authority of reason is as futile as to administer medicine to the dead.

Faith is a higher faculty than reason.

The great quantum theorist Richard P. Feynman expressed this feeling. "It always bothers me that, according to the laws as we understand them today, it takes a computing machine an infinite number of logical operations to figure out what goes on in no matter how tiny a region of space, and no matter how tiny a region of time. How can all that be going on in that tiny space? Why should it take an infinite amount of logic to figure out what one tiny piece of space/time is going to do?

Mathematical Ideas in Biology

Sometimes he and his father would work out puzzles together. Once they came upon a particularly difficult problem that turned out to be insoluble. That was acceptable, his father told him: you can always try to solve a problem by proving that no solution exists. Lorenz liked that, as he always liked the purity of mathematics

In PM, as Gödel said, "one can prove any theorem using nothing but a few mechanical rules.

There must be truths, that is, that cannot be proved—and Gödel could prove it.

Incompleteness was real. It meant that mathematics could never be proved free of self-contradiction.

On two occasions I have been asked,—"Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out?" In one case a member of the Upper, and in the other a member of the Lower, House put this question. I am not able rightly to apprehend the kind of confusion of ideas that could provoke such a question.

And where did logic belong? To psychology or to computer science? Surely not just to philosophy.

You may seem crazy to others. When your instincts tell you to do something that defies logic.

It's not true that I escaped from reality. There is always some reason in my madness.

If we realize that the assumptions by which the person has lived his or her life are collapsing, that the assembled strategies of the provisional personality are decompensating, that a world-view is falling apart, than the thrashing about is understandable. In fact, one might even conclude that there is no such thing as a crazy act if one understands the emotional context. Emotions are not chosen they choose us and have a logic of their own.

It is quite simple. He proves by algebra that Hamlet's grandson is Shakespeare's grandfather and that he himself is the ghost of his own father.

He proves by algebra that Shakespeare's ghost is Hamlet's grandfather.

When chaos loomed, reason and accountability went out of the window.

But history—a moving, organic network of causally related events—is hard to outwit or outflank. History embodies a logic and momentum of its own with resistances, rewards, and penalties. History soon outwitted the Whigs and left them in its dustbin.

The chief problem with television is that, for those who watch it consistently, it undermines and eventually destroys the ability to think. This is because it communicates primarily images, not by words, and words are necessary if we are to perceive logical connections and make judgments as to what is right and wrong.