Perfect is the enemy of good.

By appreciation, we make excellence in others our own property.

I envy animals for two things - their ignorance of evil to come, and their ignorance of what is said about them.

It does not require great art, or magnificently trained eloquence, to prove that Christians should tolerate each other. I, however, am going further: I say that we should regard all men as our brothers. What? The Turk my brother? The Chinaman my brother? The Jew? The Siam? Yes, without doubt; are we not all children of the same father and creatures of the same God?

Villains are undone by what is worst in them, heroes by what is best.

All events are linked together in the best of possible worlds; after all, if you had not been driven from a fine castle by being kicked in the backside for love of Miss Cunegonde, if you hadn't been sent before the Inquisition, if you hadn't traveled across America on foot, if you hadn't given a good sword thrust to the baron, if you hadn't lost all your sheep from the good land of Eldorado, you wouldn't be sitting here eating candied citron and pistachios. - That is very well put, said Candide, but we must cultivate our garden.

The Deluge: A punishment inflicted on the human race by an all-knowing God, who, through not having foreseen the wickedness of men, repented of having made them, and drowned them once for all to make them better - an act which, as we all know, was accompanied by the greatest success.