A man who dares to waste one hour of his life has not discovered the value of life.

The very essence of instinct is that it's followed independently of reason.

We can allow satellites, planets, suns, universe, nay whole systems of universes, to be governed by laws, but the smallest insect, we wish to be created at once by special act.

A man's friendships are one of the best measures of his worth.

Man is descended from a hairy, tailed quadruped, probably arboreal in its habits.

I am turned into a sort of machine for observing facts and grinding out conclusions.