Talking much about oneself may be a way of hiding oneself.

He who has attained the freedom of reason to any extent cannot, for a long time, regard himself otherwise than as a wanderer on the face of the earth - and not even as a traveler towards a final goal, for there is no such thing. But he certainly wants to observe and keep his eyes open to whatever actually happens in the world; therefore he cannot attach his heart too firmly to anything individual; he must have in himself something wandering that takes pleasure in change and transitoriness.

The wheel and the brake have different duties, but also one in common: to hurt one another.

When we talk in company we lose our unique tone of voice, and this leads us to make statements which in no way correspond to our real thoughts.

I am not a human being, I am dynamite.

Whoever possesses abundant joy must be a good man: but he is probably not the cleverest man, although he achieves exactly what it is that the cleverest man strives with all his cleverness to achieve.

And if a man goes through fire for his doctrine - what does that prove? Verily, it is more if your own doctrine comes out of your own fire.