With all the stories about crime and violence constantly in the news, it’s always refreshing to hear stories like this. This weekend in New York, three twentysomethings jumped onto subway tracks to save a fellow commuter’s life. With the train only a minute away, a man who appeared to be intoxicated fell onto the tracks and was knocked unconscious. That’s when the three heroes took action, going onto the tracks to lift the stranger to safety. One of the heroes, 23-year-old Dennis Codrington, told The New York Post that, for him, the incident “puts a whole new perspective on everything” …