In theory, nothing should give us greater satisfaction than being fundamentally good, likable human beings. People trust us, tell us secrets, look to us for advice, rave to others about how we helped them that night they drank too much or got a flat tire. In theory, kindness wins us the admiration of those we love and desire, makes us friends, gets us promoted, puts us on the fast track for happy and meaningful lives. And yet, if all this is true, how can we possibly explain the allure of the sinister and immoral characters found throughout literature, and particularly, 19th century literature?