ASPDs are a product of their childhood. Their mommies were crack addicts, or their daddies were alcoholics, and they lost sight of why it is they should follow the order of hypocrites. What they didn't realize is that those hypocrite parental figures aren't the only ones doling out punishment. The justice system fancies it as well. Their behavior is learned. They were privileged with every ability to feel love, to care for others, to understand - truly understand - right from wrong. They just ignore it.

Psychopaths, on the other hand, we're a product only of God's twisted sense of humor. Our amoral nature is inherit, and something never to be changed, even when reared in a loving home. And, unlike our lesser counterparts, we were stricken with the inability to ever know love, or to give affection for another human being. To us, emotion, real heartfelt emotion, is nothing more than an elusive myth. And for those who dare attempt to care about us, their lives will bear the brunt of our hatred for humanity... because, in the end, all we have to give is a deep-seated core of rage and pain!

It proves everything about its origins. That particular finding has been researched and studied for years. Experts in the field agree with it. Just because that answer doesn't satisfy you doesn't make it any less true.