It is peculiar to mankind to transcend mankind.

Whoever does not philosophize for the sake of philosophy, but rather uses philosophy as a means, is a sophist.

Wit as an instrument of revenge is as infamous as art is as a means of sensual titillation.

Irony is a clear consciousness of an eternal agility, of the infinitely abundant chaos.

Separate religion from morality, and you have the true energy for evil within man, the terrible, cruel, devastating, and inhuman principle which naturally lies in his spirit. Here the division of the indivisible punishes itself most awfully.

In order to be able to write well upon a subject, one must have ceased to be interested in it; the thought which is to be soberlyexpressed must already be entirely past and no longer be one's actual concern.

If you want to penetrate into the heart of physics, then let yourself be initiated into the mysteries of poetry.