What people commonly call Fate is, as a general rule, nothing but their own stupid and foolish conduct.

[T]he moralists of Europe [have] pretended that beasts have no rights... a doctrine revolting/gross/barbarous... on which a native of the Asiatic uplands could not look without righteous horror.

All wanting comes from need, therefore from lack, therefore from suffering.

It is most important to allow the brain the full measure of sleep which is required to restore it; for sleep is to a man's whole nature what winding up is to a clock.

The animal lacks both anxiety and hope because its consciousness is restricted to what is clearly evident and thus to the present moment: the animal is the present incarnate.

A man of genius can hardly be sociable, for what dialogues could indeed be so intelligent and entertaining as his own monologues?

Genius is an intellect that has become unfaithful to its destiny.