You highest men whom I have ever seen! This is my suspicion about you and my secret laughter: I guess that you would call my superman--a devil!

Every tradition grows continually more venerable, and the more remote its origins, the more this is lost sight of. The veneration paid the tradition accumulates from generation to generation, until it at last becomes holy and excites awe.

The snake which cannot cast its skin has to die. As well the minds which are prevented from changing their opinions; they cease to be mind.

Mathematics would certainly have not come into existence if one had known from the beginning that there was in nature no exactly straight line, no actual circle, no absolute magnitude.

As soon as a religion comes to dominate it has as its opponents all those who would have been its first disciples.

So long as men praise you, you can only be sure that you are not yet on your own true path but on someone else's.

The most common lie is that which one lies to himself; lying to others is relatively an exception.