Although you have so far demonstrated little faith in my ability to pay, I yet hope to demonstrate that I am somebody who pays his debts-for example, to you.

They devour each other and cannot even digest themselves.

Let thy virtue be too high for the familiarity of names, and if thou must speak of it, be not ashamed to stammer about it.

Love, too, has to be learned.

I want to teach men the sense of their existence, which is the Superman, the lightning out of the dark cloud man.

Who can attain to anything great if he does not feel in himself the force and will to inflict great pain?

Insects sting, not from malice, but because they want to live. It is the same with critics; they desire our blood not our pain.