The Opposite of a Revolution
Musica Universalis
Let There Be Time for Philosophy
Human, All Too Human: Ne puero gladium
The Sword of Damocles and the Progress of Man
"Where they burn books, so too will they in the end burn human beings." ("Dort, wo man Bücher verbrennt, verbrennt man auch am Ende Menschen.")
Whom the gods would destroy, they first make mad
The Seven Sacred Liberal Arts