well firstly there is no deterrent to full blown psychopathy such as king hitting a stranger walking by. Only exile,isolation,incarceration and/or the scientific method on the ceasing of them passing on either their genes or attitudes.
[the god/devil made them vs the enviroment did debate]
just not able at the moment to contribute any further to such a debate.bit busy dealing with my own homegrown psychopath or rather society/upbringing victim.