Mac was a very interesting and complex character, that while at first glace likeable, it was hard to get out of your mind all the horrible things he had done to people, including minors. He did seem, at least superficially, to care about the fellow patients. I feel that he actually helped many of the patients, treated them with more kindness than most the staff, and the patients seemed to genuinely enjoy being around him.
Nurse Ratched was also an interesting character, but I found