To discover the rules of society that are best suited to nations, there would need to exist a superior intelligence, who could understand the passions of men without feeling any of them, who had no affinity with our nature but knew it to the full, whose happiness was independent of ours, but who would nevertheless make our happiness his concern, who would be content to wait in the fullness of time for a distant glory, and to labour in one age to enjoy the fruits in another. Gods would be needed to give men laws.

It is well known that a loose and easy dress contributes much to give to both sexes those fine proportions of body that are observable in the Grecian statues, and which serve as models to our present artists.

Posterity is always just.

The animals you eat are not those who devour others; you do not eat the carnivorous beasts, you take them as your pattern. You only hunger for the sweet and gentle creatures which harm no one, which follow you, serve you, and are devoured by you as the reward of their service.

At sixteen, the adolescent knows about suffering because he himself has suffered, but he barely knows that other beings also suffer.

Religious persecutors are not believers, they are rascals.

When my reason is afloat, my faith cannot long remain in suspense, and I believe in God as firmly as in any other truth whatever; in short, a thousand motives draw me to the consolatory side, and add the weight of hope to the equilibrium of reason.