The most unequivocal sign of contempt for man is to regard everybody merely as a means to one's own ends, or of no account whatever.

When a hundred men stand together, each of them loses his mind and gets another one.

The disappointed one speaks. I searched for great human beings; I always found only the apes of their ideals.

If you stare into the Abyss long enough the Abyss stares back at you.

I know my fate. One day my name will be tied to the memory of something monstrous - a crisis without equal on earth.... I am no man, I am dynamite!

Even the most honest writer lets slip a word too many when he wants to round off a period.

For the purpose of knowledge we must know how to make use of the inward current which draws us towards a thing, and also of the current which after a time draws us away from it.