“Good. So at the same time let’s lament never having met the rapists, murderers, bank robbers, child molesters, etc. that were never born, too.”
If the fact that abortion kills potential rapists, murderers, molesters, etc., is a justification for abortion, then you have to admit that if we killed all the kindergarteners in America, that would be justified, too, because if we did, we would also be killing lots of potential rapists, murderers, molesters, etc.
Oh, brother! Now you sound like the author. Projecting and making accusations.