Huffington Post: I am a doctor. A psychiatrist. Over the years I have heard many troubling stories about the human condition. I have worked with individuals who were “on the ledge” emotionally. I have worked with people who fantasize about killing people, and some who have. I have listened to people recount being tortured, abused. I have evaluated the psychological states of foreign leaders who threaten world security. I have heard the details about children who have died at the hands of people who were out …