Power corrupts. Knowledge is power. Study hard. Be evil.

[N]othing is more easily corrupted than an artist.

The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently

In all institutions from which the cold wind of open criticism is excluded, an innocent corruption begins to grow like a mushroom - for example, in senates and learned societies

This body is wasted, full of sickness, and frail; this heap of corruption breaks to pieces, life indeed ends in death.

I do not know what the spirit of a philosopher could more wish to be than a good dancer. For the dance is his ideal, also his fine art, finally also the only kind of piety he knows, his 'divine service.'