If triangles had a god, he would have three sides.

When one wants to change manners and customs, one should not do so by changing the laws.

Men should be bewailed at their birth, and not at their death.

Liberty itself has appeared intolerable to those nations who have not been accustomed to enjoy it.

The less men think, the more they talk.

If I knew something that would serve my country but would harm mankind, I would never reveal it; for I am a citizen of humanity first and by necessity, and a citizen of France second, and only by accident

As men are affected in all ages by the same passions, the occasions which bring about great changes are different, but the causes are always the same.