I feel, I think, I judge; therefore, a part of organized matter like me is capable of feeling, thinking, and judging.

Does not vanity itself cease to be blamable, is it not even ennobled, when it is directed to laudable objects, when it confines itself to prompting us to great and generous actions?

How easy it is to tell tales!

It is not the man who is beside himself, but he who is cool and collected,--who is master of his countenance, of his voice, of his actions, of his gestures, of every part of his play,--who can work upon others at his pleasure.

Anyone who takes it upon himself, on his private authority, to break a bad law, thereby authorizes everyone else to break the good ones.

There is less harm to be suffered in being mad among madmen than in being sane all by oneself.

The enjoyment of freedom which could be exercised without any motivation would be the real hallmark of a maniac.