Our destiny rules over us, even when we are not yet aware of it; it is the future that makes laws for our today.

He who does not desire much more from things than knowledge of them easily makes peace with his soul.

Compulsion precedes morality, indeed morality itself is compulsion for a time, to which one submits for the avoidance of pain.

To get into just those situations where sham virtues will not suffice, but rather where, as with the ropedancer on his rope, one either falls or stands--or gets down.

Whoever possesses the will to suffering within himself has a different attitude towards cruelty: he does not regard it as inherently harmful and bad.

The deeper minds of all ages have had pity for animals.

It is not to everyone's taste that truth should be pronounced pleasant. But at least let no one believe that error becomes truth when it is pronounced unpleasant.