A man enters therapy crushed by regret over his past. And finds—with a little help from quantum physics—that maybe choosing differently isn't as simple as it sounds. A man enters therapy crushed by regret over his past. And finds—with a little help from quantum physics—that maybe choosing differently isn't as simple as it sounds. A man enters therapy crushed by regret over his past. And finds—with a little help from quantum physics—that maybe choosing differently isn't as simple as it sounds. A man enters therapy crushed by regret over his past. And finds—with a little help from quantum physics—that maybe choosing differently isn't as simple as it sounds.