>>513281261
Thousands of years of inbreeding + mutilating and raping their own kids (this is where Freud's ideas come from, from his jewish patients who were all raped as kids by their parents) + a "religion" that unironically tells them they are the only true human beings, that everyone else is a beast with a humanoid skin created by yahweh to be their servants.

>>513097342
Picrel.

>And what should humanity do to rid itself of this curse on existence, forever?
You already know the only answer is TKD.

>>509423397
Nature and nurture.