Adultery is an evil only inasmuch as it is a theft; but we do not steal that which is given to us.
Our labour preserves us from three great evils -- weariness, vice, and want.
It is not enough to conquer; one must learn to seduce.
The only way to comprehend what mathematicians mean by Infinity is to contemplate the extent of human stupidity.
The secret of being a bore... is to tell everything.
We only half live when we only half think.