Facts are stubborn, but statistics are more pliable.

He said that man’s heart was the only bad heart in the animal kingdom; that man was the only animal capable of feeling malice, envy, vindictiveness, revengefulness, hatred, selfishness, the only animal that loves drunkenness, almost the only animal that could endure personal uncleanliness and a filthy habitation, the sole animal in whom was fully developed the base instinct called patriotism, the sole animal that robs, persecutes, oppresses and kills members of his own tribe, the sole animal that steals and enslaves the members of any tribe.

I should have been glad to acquire some sort of idea of Hindu theology, ... but the difficulties were too great.

The unexamined life may not be worth living, but the life too closely examined may not be lived at all.

In love, you pay as you leave.

I have damaged my intellect trying to imagine why a man should want to invent a repeating clock, and how another man could be found to lust after it and buy it. The man who can guess these riddles is far on the way to guess why the human race was invented - which is another riddle which tires me.

Wisdom teaches us that none but birds should go out early, and that not even birds should do it unless they are out of worms.