It is no doubt possible to fly--but first you must know how to dance like an angel.

Sleep is no mean art.

But like infection is the petty thought: it creeps and hides, and wants to be nowhere--until the whole body is decayed and withered by the petty infection... Thus spoke Zarathustra.

This is the fundamental idea of culture, insofar as it sets but one task for each of us: to further the production of the philosopher, of the artist, and of the saint within us and outside us, and thereby to work at the consummation of nature.

The errors of great men are venerable because they are more fruitful than the truths of little men.

truths are illusions of which one has forgotten that they are illusions, metaphors that have become worn-out and deprived of their sensuous force, coins that have lost their imprint and are now no longer seen as coins but as metal.

All idealists imagine that the causes they serve are fundamentally better than any other causes in the world, and they refuse to believe that if their cause is to flourish at all it requires precisely the same foul-smelling manure that is necessary to all other human undertakings.