Always treat people as ends in themselves, never as means to an end..

Psychologists have hitherto failed to realize that imagination is a necessary ingredient of perception itself..

All the interests of my reason, speculative as well as practical, combine in the three following questions: 1. What can I know? 2. What ought I to do….

The only thing permanent is change..

One who makes himself a worm cannot complain afterwards if people step on him..

There is a limit where the intellect fails and breaks down, and this limit is where the questions concerning God and freewill and immortality arise..

I learned to honor human beings, and I would find myself far more useless than the common laborer if I did not believe that this consideration could ….

With men, the state of nature is not a state of peace, but war..

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….

Art is purposiveness without purpose..

Manners or etiquette ('accessibility, affability, politeness, refinement, propriety, courtesy, and ingratiating and captivating behavior') call for n….

If it were possible for us to have so deep an insight into a man's character as shown both in inner and in outer actions, that every, even the least,….

An organized product of nature is that in which all the parts are mutually ends and means..

No-one can compel me to be happy in accordance with his conception of the welfare of others, for each may seek his happiness in whatever way he sees ….

One is not rich by what one owns, but more by what one is able to do without with dignity..

The arts of speech are rhetoric and poetry. Rhetoric is the art of transacting a serious business of the understanding as if it were a free play of t….

The more we come in contact with animals and observe their behaviour, the more we love them, for we see how great is their care of the young..

The yellow Indians do have a meagre talent. The Negroes are far below them, and at the lowest point are a part of the American people..

So act that anything you do may become universal law..

Aus so krummen Holze, als woraus der Mensch gemacht ist, kann nichts ganz Gerades gezimmert werden. Out of the crooked timber of humanity, no straigh….

Heaven has given human beings three things to balance the odds of life: hope, sleep, and laughter..