Standing armies shall in time be totally abolished.

Enlightenment is man's emergence from his self-imposed immaturity...No thing is required for this enlightenment.. .except freedom; and the freedom in question is the least harmful of all, namely, the freedom to use reason publicly in all matters.

What can I know? What ought I to do? What may I hope?

Suicide is not abominable because God prohibits it; God prohibits it because it is abominable.

Act so that the maxim of your act could be made the principle of a universal law.

Look closely. The beautiful may be small.

It is the Land of Truth (enchanted name!), surrounded by a wide and stormy ocean, the true home of illusion, where many a fog bank and ice, that soon melts away, tempt us to believe in new lands, while constantly deceiving the adventurous mariner with vain hopes, and involving him in adventures which he can never leave, yet never bring to an end.