In the 1970s, Michael Crichton wrote a book called The Terminal Man, about a man with a chip in his brain who becomes addicted to rage and violence. A few experiments done in the 1990s suggest that we actually can get addicted to anger, and to venting that anger in violent ways. Image by ollyy via Shutterstock In 1972, Michael Crichton published The Terminal Man. In it, a man with a particular for