Quotes about Logic

When men reject reason, they have no means left for dealing with one another — except brute, physical force.

Mathematics expresses values that reflect the cosmos, including orderliness, balance, harmony, logic, and abstract beauty.

Demonstration is also something necessary, because a demonstration cannot go otherwise than it does, ... And the cause of this lies with the primary premises/principles.

It's not that you don't have the capacity to accept the truth. You don't want to accept it, and you hide behind your own logic and intelligence while the truth marches by. Step out and join it, for goodness'' sake! Shout it out in full step! I believe!

Common sense is in spite of, not as the result of education.

Procrastination is illogical from every viewpoint. It is like the man who wanted to cross the stream, so he sat on the bank to wait for all the water to run by.

Nothing is ever accomplished by a reasonable man.

There are only two means by which men can deal with one another: guns or logic. Force or persuasion. Those who know that they cannot win by means of logic, have always resorted to guns.

But logic ignores the more-or-less as absolutely as the sun ignores the candlelight.

May the culture of life and love render vain the logic of death.

The cure for a fallacious argument is a better argument, not the suppression of ideas.

I know of no significant advance in science that did not require major inputs from both cerebral hemispheres. This is not true for art, where apparently there are no experiments by which capable, dedicated and unbiased observers can determine to their mutual satisfaction which works are great.