>>98516279Empathy exists because it's a trait that has helped all social animals to survive, and dates back to our earliest human ancestors, who cared for deformed and infirm individuals since ancient times. Any of us could become deformed or ill at any time. Those groups incapable of empathy died out; today, it's a rate mutation and most psychopaths actually caanot function in society or outside it, despite the rare highly functional one. This is called reciprocal altruism.