Friedrich Nietzsche

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

From Beyond Good and Evil

The most spiritual experience is the most material experience.

From The Birth of Tragedy

The madman is a prophet of the future.

From Thus Spoke Zarathustra

The higher we soar, the smaller we appear to those who cannot fly.

From The Gay Science

To live is to suffer, to survive is to find some meaning in the suffering.

From Beyond Good and Evil

The Dionysian is the primal unity of the world.

From The Birth of Tragedy

The essence of tragedy is the conflict between the Apollonian and the Dionysian.

From The Birth of Tragedy

In every real man, a child is hidden that wants to play.

From Thus Spoke Zarathustra

The essence of all beautiful art, all great art, is gratitude.

From The Gay Science

The individual has always to struggle to keep from being overwhelmed by the tribe.

From The Gay Science