Ooh, I love it. It explains every way someone can be a primary antagonist and analyses why they can be a force to be reckoned with. It almost feels like writing prompts.
Huh. And this features a part where the man is trying to be rid of the urge to take revenge? I mean, usually it's about someone trying so hard to get revenge that any attempt to quell it aren't even thought of, let alone attempted. Have to admit, this is new.