Your argument could be as easily used to say "maybe mass murder isn't a bad thing." The early death of a person who would prefer continue living is, to reasona

Your argument could be as easily used to say "maybe mass murder isn't a bad thing." The early death of a person who would prefer continue living is, to reasonable people, a tragedy. If overpopulation is really such a problem, I'd think incentivizing the choice to have fewer kids is a reasonable one.