An engineer cannot participate in irrationality.

Own only what you can always carry with you: know languages, know countries, know people. Let your memory be your travel bag. Use your memory! Use your memory! It is those bitter seeds alone which might sprout and grow someday. Look around you - there are people around you. Maybe you will remember one of them all your life and later eat your heart out because you didn't make use of the opportunity to ask him questions. And the less you talk, the more you'll hear.

Like a bicycle, like a wheel that, once rolling, is stable only so long as it keeps moving but falls when its momentum stops, so the game between a man and woman, once begun, can exist only so long as it progresses. If the forward movement today is no more than it was yesterday, the game is over.

Not death itself, but only the moral preparation for it, holds terrors.

The intellectual is not defined by professional group and type of occupation. Nor are good upbringing and a good family enough in themselves to produce an intellectual. An intellectual is a person whose interest in and preoccupation with the spiritual side of life are insistent and constant and not forced by external circumstances, even flying in the face of them. An intellectual is a person whose thought is nonimitative.

Your friend will argue with you.

Truth seldom is pleasant; it is almost invariably bitter.