The test and the use of man's education is that he finds pleasure in the exercise of his mind.

Time and rest are needed for absorption. Psychologists confirm that it is really in the summer that our muscles learn to skate and in the winter, how to swim.

The philosophical implication of race-thinking is that by offering us the mystery of heredity as an explanation, it diverts our attention from the social and intellectual factors that make up personality.

The sole justification of teaching, of the school itself, is that the student comes out of it able to do something he could not do before. I say do and not know, because knowledge that doesn't lead to doing something new or doing something better is not knowledge at all.

I'll read, and then I'll take naps. When I feel sleep coming on, I give in and don't fight it.

If civilization has risen from the Stone Age, it can rise again from the Wastepaper Age.

The reason teaching has to go on is that children are not born human; they are made so.