Self-knowledge comes from knowing other men.

The more one knows, the more one comprehends, the more one realizes that everything turns in a circle.

The history of mankind is his character.

To act is easy, to think is hard; to act according to our thought is troublesome.

All of us have life; few of us have an idea of it.

Fools and wise men are equally harmless. It is the half-fools and half-wise that are dangerous.

Nobody, they say, is a hero to his valet. Of course; for a man must be a hero to understand a hero. The valet, I dare say, has great respect for some person of his own stamp.