To solve a problem it is necessary to think. It is necessary to think even to decide what facts to collect.

We do not know what education can do for us, because we have never tried it.

The college graduate is presented with a sheepskin to cover his intellectual nakedness.

Whenever the urge to exercise comes upon me, I lie down for a while and it passes.

Nobody can decide for himself whether he is going to be a human being. The only question open to him is whether he will be an ignorant undeveloped one or one who has sought to reach the highest point he is capable of attaining.

There is only one justification for universities, as distinguished from trade schools. They must be centers of criticism.

It must be remembered that the purpose of education is not to fill the minds of students with facts... it is to teach them to think.