The real is the rational and the rational is the real.

Governments have never learned anything from history, or acted on principles deducted from it.

All education is the art of making men ethical (sittlich), of transforming the old Adam into the new Adam.

Mere goodness can achieve little against the power of nature.

Genuine tragedies in the world are not conflicts between right and wrong. They are conflicts between two rights.

To him who looks at the world rationally the world looks rationally back.

It is a matter of perfect indifference where a thing originated; the only question is: Is it true in and for itself?