Baleriaq Baleriaq
Baleriaq Baleriaq voted up Didge Doo's answer

Perhaps because, even if it were possible, eternal life -- even eternal youth -- would become unbearably tedious. What would be the point of developing a potion that would result in soul-wrenching boredom, even if it were possible?

Robert Heinlein pursued this idea in his Time Enough for Love in which Lazarus Long's lifetime was … Read more