Doubt is not a pleasant condition but certainty is an absurd one.
Common sense is not so common.
Man is free at the moment he wishes to be.
To succeed in the world it is not enough to be stupid, you must also be well-mannered.
The public is a ferocious beast — one must either chain it up or flee from it.
I have never made but one prayer to God, a very short one: “O Lord, make my enemies ridiculous.” And God granted it.
[Optimism is] the obstinacy of maintaining that everything is best when it is worst.
When it is a question of money, everyone is of the same religion.