Not necessity, not desire - no, the love of power is the demon of men. Let them have everything - health, food, a place to live, entertainment - they are and remain unhappy and low-spirited: for the demon waits and waits and will be satisfied.

In the course of history, men come to see that iron necessity is neither iron nor necessary.

An artist has no home in Europe except in Paris.

Hope in reality is the worst of all evils because it prolongs the torments of man.

It is not when truth is dirty, but when it is shallow, that the lover of knowledge is reluctant to step into its waters.

The man of knowledge must be able not only to love his enemies but also to hate his friends.

Our treasure lies in the beehive of our knowledge. We are perpetually on the way thither, being by nature winged insects and honey gatherers of the mind.

He who would learn to fly one day must first learn to stand and walk and run and climb and dance one cannot fly into flying.

He who has a why to live can bear almost any how.

We love life, not because we are used to living but because we are used to loving.