I call architecture frozen music.

It is the strange fate of man, that even in the greatest of evils the fear of the worst continues to haunt him.

In the end we retain from our studies only that which we practically apply.

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

First let a man teach himself, and then he will be taught by others.

The people rate strength before everything.

We can always redeem the man who aspires and strives.