You must be either the servant or the master, the hammer or the anvil.

Solitude is fine when you are at peace with yourself and have something definite to do.

What must the English and French think of the language of our philosophers when we Germans do not understand it ourselves?

You will find the most pronounced hatred of other nations on the lowest cultural levels. There is, though, a level where the hatred disappears completely and where one so to speak stands above the nations and where one experiences fortune or misfortune of a neighboring country as if they had happened to one's own.

I respect the man who knows distinctly what he wants.

None are more hopelessly enslaved than those who falsely believe they are free.

We must always change, renew, rejuvenate ourselves; otherwise, we harden.