We learn from history that man can never learn anything from history.

The Catholics had been in the position of oppressors, and the Protestants of the oppressed

Genuine tragedy is a case not of right against wrong but of right against right - two equally justified ethical principles embodied in people of unchangeable will.

Serious occupation is labor that has reference to some want.

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

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

War is progress, peace is stagnation.