specify a world in which you would agree to be incarnated as a random citizen from behind a veil of ignorance as to that citizen’s circumstances.24 A world with a higher percentage of long-lived, healthy, well-fed, well-off people is a world in which one would prefer to play the lottery of birth. But by another reckoning, absolute numbers matter, too. Every additional long-lived, healthy, well-fed, well-off person is a sentient being capable of happiness, and the world is a better place for having more of them.
