At bottom every man knows well enough that he is a unique being, only once on this earth; and by no extraordinary chance will such a marvelously picturesque piece of diversity in unity as he is, ever be put together a second time.

How people keep correcting us when we are young! There is always some bad habit or other they tell us we ought to get over. Yet most bad habits are tools to help us through life.

Fanatics are picturesque, mankind would rather see gestures than listen to reasons.

The invalid is a parasite on society. In a certain state it is indecent to go on living. To vegetate on in cowardly dependence on physicians and medicaments after the meaning of life, the right to life, has been lost ought to entail the profound contempt of society.

The anarchist and the Christian have a common origin.

To exercise power costs effort and demands courage. That is why so many fail to assert rights to which they are perfectly entitled -- because a right is a kind of power but they are too lazy or too cowardly to exercise it. The virtues which cloak these faults are called patience and forbearance.

Man is no longer an artist, he has become a work of art.

I teach you the Superman. Man is something that should be overcome.

He who fights with monsters might take care lest he thereby become a monster. And if you gaze for long into an abyss, the abyss gazes also into you.

Is man one of God's blunders or is God one of man's blunders?