To call the world God is not to explain it; it is only to enrich our language with a superfluous synonym.

Intellect is invisible to the man who has none.

The eternal being..., as it lives in us, also lives in every animal.

Talent hits a target no one else can hit; Genius hits a target no one else can see.

Reason deserves to be called a prophet; for in showing us the consequence and effect of our actions in the present, does it not tell us what the future will be?

There are, first of all, two kinds of authors: those who write for the subject's sake, and those who write for writing's sake.

If a man wants to read good books, he must make a point of avoiding bad ones; for life is short, and time and energy limited.