My soul hates the fool whose only passion is to live by rule.

Nothing is really so poor and melancholy as art that is interested in itself and not in its subject.

Happiness is the only sanction of life; where happiness fails, existence remains a mad and lamentable experiment.

The diseases which destroy a man are no less natural than the instincts which preserve him.

Skepticism is the chastity of the intellect...

There is no right government except good government.

We need sometimes to escape into open solitudes, into aimlessness, into the moral holiday of running some pure hazard in order to sharpen the edge of life, to taste hardship, and to be compelled to work desperately for a moment at no matter what.