The genitals themselves have not undergone the development of the rest of the human form in the direction of beauty.

Not to know the past is to be in bondage to it, while to remember, to know, is to be set free.

I was making frequent use of cocaine at that time ... I had been the first to recommend the use of cocaine, in 1885, and this recommendation had brought serious reproaches down on me.

The virtuous man contents himself with dreaming that which the wicked man does in actual life.

Love can not be much younger than the lust for murder.

When we attempt to imagine death, we perceive ourselves as spectators.

There is little that gives children greater pleasure than when a grown-up lets himself down to their level, renounces his oppressive superiority and plays with them as an equal.