All signs point to medical science discovering the antidote to aging within our lifetimes. We can stay young forever, we will live forever. Or if we don't, our children will never die again.
It will be a beautiful world: a world of young, healthy, beautiful people. A world in which everyone can fulfill themselves and realize their dreams, because they will have an infinite amount of time for everything.
But someone has to make sure that overpopulation doesn't destroy this paradise on earth. Someone has to force people to forget their animal instincts: to stop breeding.
Or if they do, they have to accept the now almost unimaginable horror: death!