Second chance

"Second Chance" by Robert Hoskins is a science fiction story from around the early 1960s that considers what it means to revisit and change the past. A discontented businessman named T. Arthur Johnson gets a rare chance to go back to key points in his life using a special machine made by a scientist. Johnson re-experiences his childhood and teen years, facing hard decisions he once made. He tries to fix a big mistake that caused problems in his life; however, changing the past is not easy, and he learns important lessons about himself and the difficulties that come with making choices.