I think the family is the place where the most ridiculous and least respectable things in the world go on.

Sisterly love is, of all sentiments, the most abstract. Nature does not grant it any functions.

'Mad' is a term we use to describe a man who is obsessed with one idea and nothing else.

Is not man himself the most unsettled of all the creatures of the earth? What is this trembling sensation that is intensified with each ascending step in the natural order?

At any given moment, I open my eyes and exist.

Murderers, in general, are people who are consistent, people who are obsessed with one idea and nothing else.

There is no forgiveness in nature.