And that, to this end, we would like to know what is or isn’t a person—or at least have a predicate that returns 1 for all people and could return 0 or 1 for anything that isn’t a person, so that, if the predicate returns 0, we know we have a definite nonperson on our hands.
So: define such a function—as is done by the world’s legal systems. Of course, in a post-human era, it probably won’t “carve nature at the joints” much better than the “how many hairs make a beard” function manages to.
So: define such a function—as is done by the world’s legal systems. Of course, in a post-human era, it probably won’t “carve nature at the joints” much better than the “how many hairs make a beard” function manages to.