Nothing can be done about it: every master has but a single pupil--and he will not stay loyal to him--for he is also destined to become a master.

Every living body continuously eliminates feces, it rejects what is not serviceable to the assimilating organism: what man despises, what arouses his disgust, what he calls evil, are excrements.

My genius is in my nostrils.

Egoism is the very essence of a noble soul.

We must beware of one who is in a passion against us as of one who has once sought our life; for the fact that we still live is due to the absence of power to kill, - if looks could kill, we should have been dead long ago.

The doer is merely a fiction added to the deed ? the deed is everything.

Freedom of opinion is like health; both are individual, and no good general conception can be set up of either of them.