The love of all-inclusiveness is as dangerous in philosophy as in art.

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.

Progress, far from consisting in change, depends on retentiveness. Those who cannot remember the past are condemned to repeat it.

Most men's conscience, habits, and opinions are borrowed from convention and gather continually comforting assurances from the same social consensus that originally suggested them.

There is a prodigious selfishness in dreams: they live perfectly deaf and invulnerable amid the cries of the real world.

Skepticism is the chastity of the intellect, and it is shameful to surrender it too soon or to the first comer.

Character is the basis of happiness and happiness the sanction of character.