> we are all 'good' human beings I would say we're _mostly_ good human beings. The presence of a few bad actors and psychopaths, IMHO, is what prevents the ben

> we are all 'good' human beings I would say we're _mostly_ good human beings. The presence of a few bad actors and psychopaths, IMHO, is what prevents the benefits of universal altruism in society. Speaking personally, I was a much more trusting person before falling into a relationship in college with a very charismatic person who almost certainly had antisocial personality disorder. Your behavior patterns must allow for the presence of well-camouflaged exploiters if you want to survive and thrive in adulthood. I still strive to be a good person, but am more guarded and suspicious of others' intentions than when I was younger.