Madness is not a consequence of uncertainty but of certainty.

The inability to lie is far from the love of truth.

What do you believe in?--In this, that the weights of all things must be determined anew.

He who humbles himself wants to be exalted.

You want to make him interested in you? Then pretend to be embarrassed in his presence-

Weariness that wants to reach the ultimate with one leap, with one fatal leap, a poor ignorant weariness that does not want to want any more: this created all gods and afterworlds.

Marriage marks the end of many short follies - being one long stupidity.