Remorse sleeps during a prosperous period but wakes up in adversity.

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

Cities are the abyss of the human species.

Leave those vain moralists, my friend, and return to the depth of your soul: that is where you will always rediscover the source of the sacred fire which so often inflamed us with love of the sublime virtues; that is where you will see the eternal image of true beauty, the contemplation of which inspires us with a holy enthusiasm.

And when the relics of humanity left among the Spaniards induced them to forbid their lawyers to set foot in America, what must they have thought of jurisprudence? May it not be said that they thought, by this single expedient, to make reparation for all the outrages they had committed against the unhappy Indians?

Once you teach people to say what they do not understand, it is easy enough to get them to say anything you like. v One could wish no easier death than that of Socrates, calmly discussing philosophy with his friends; one could fear nothing worse than that of Jesus, dying in torment, among the insults, the mockery, the curses of the whole nation. In the midst of these terrible sufferings, Jesus prays for his cruel murderers. Yes, if the life and death of Socrates are those of a philosopher, the life and death of Christ are those of a God.

To endure is the first thing that a child ought to learn, and that which he will have the most need to know.