Boys love football. And these days, a great benefit of watching football on TV is the instant replay. You can re-watch—and practically relive—those exciting catches, fumbles, and interceptions. The instant replay is fantastic. But in real life, there is no “redo”. You get only one chance to raise your son through his adolescent years.But what if you haven’t trained your son as well as you wish you had? If that’s the case, take heart.C.S. Lewis said, “You can’t go back and change the beginning...