It would be foolhardy to count on the conscience of the world.

(Heinrich von) Kleist would not be a Prussian if his first thought would not have been orderlinessand he would not be a German if he had not placed all his hopes of developing this inner orderliness into education. Education is the secret of life for him as for every German: studying, learning a lot from books, sitting in lectures, keeping notebooks, listening intently to professors.

Only the person who has experienced light and darkness, war and peace, rise and fall, only that person has truly experienced life.

All I know is that I shall be alone again. There is nothing more terrible than to be alone among human beings.

Decisive inventions and discoveries always are initiated by an intellectual or moral stimulus as their actual motivating force, but, usually, the final impetus to human action is given by material impulses ... merchants stood as a driving force behind the heroes of the age of discovery; this first heroic impulse to conquer the world emanated from very mortal forces

He who has been impoverished for a long timewho has long stood before the door of the mighty in darkness and begged for alms,has filled his heart with bitterness so that it resembles a sponge full of gall; he knows about the injustice and folly of all human action and sometimes his lips tremble with rage and a stifled scream.

Truth to tell, we are all criminals if we remain silent.