Common sense is the measure of the possible; it is composed of experience and prevision; it is calculation applied to life.

The man who has no inner-life is a slave to his surroundings.

Criticism is above all a gift, an intuition, a matter of tact and flair; it cannot be taught or demonstrated--it is an art.

Before crime is committed conscience must be corrupted, and every bad man who succeeds in reaching a high point of wickedness begins with this.

The test of every religious, political, or educational system is the man that it forms.

The obscure only exists that it may cease to exist. In it lies the opportunity of all victory and all progress. Whether it call itself fatality, death, night, or matter, it is the pedestal of life, of light, of liberty and the spirit. For it represents resistance -- that is to say, the fulcrum of all activity, the occasion for its development and its triumph.

I'm not interested in age. People who tell me their age are silly. You're as old as you feel.