The love of books is among the choicest gifts of the gods.

Depend upon it, there is nothing so unnatural as the commonplace.

I have mastered the principles of several religions. They have all shocked me by the violence which I should have to do to my reason to accept the dogmas of any one of them.

Healthy scepticism is the basis of all accurate observation.

I'm not a psychopath, I'm a fully functioning sociopath. Do your research.

Violence does, in truth, recoil upon the violent, and the schemer falls into the pit which he digs for another.

Depend upon it there comes a time when for every addition of knowledge you forget something that you knew before. It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones.