Partial knowledge is more triumphant than complete knowledge; it takes things to be simpler than they are, and so makes its theory more popular and convincing.

Whoever, at any time, has undertaken to build a new heaven has found the strength for it in his own hell.

The will to truth is merely the longing for a stable world.

From passions grow opinions; intellectual laziness lets these harden into convictions.

But every soil becomes finally exhausted, and the ploughshare of evil must always come once more.

Anyone who has declared someone else to be an idiot, a bad apple, is annoyed when it turns out in the end that he isn't.

Poets are shameless with their experiences: they exploit them.