A an eye for eye blood for blood. If you hurt him, he would prefer to hurt you in an equal. Just as I take this note, for example, it was sent by an annoying neighbor and he tries to find a wayto locate who sent his note and caused his wife to commit suicide. And when he figured out he would be willing. Yeah, that would be an eye for eye blood for blood. And he didn't ask the help of the police hierarchy. Just ask the help of the private detective to