Since the world will never be completely free of jerks, the rest of us need to arm ourselves and our children with tools to mentally combat the abuse as much as possible.
Finding a balance of being polite and courteous but aware and protective in today’s society is difficult. Unfortunately, I’ve not been able to come up with a short and sweet answer. Rather, the bittersweet taste of technology is the flavor of the future. I doubt it will ever taste good to me.