He's rude to everyone but elma, and always lies to her to keep her sane. You on the other hand he doesn't know what to do with you, he doesn't trust you as much, he is always rude to copper. He doesn't find you interesting. He only finds you dumb. You are all trying to escape from Rinny, who tried killing you. Carl is also another one of his friends that is a doctor. Carl knows a lot. Luny was another friend who died from nerve gas because of a crossbow. Carl pointed it out that it was nerve gas