In Sliding Doors, the whole idea is that every choice you make, and every single thing that happens to you changes the trajectory of your life, and once you are put on that trajectory, there is no way back. But Groundhog Day - which, I tell him, also happens to be a much better movie - says the opposite. It says if you mess up or make the wrong choice, you just have to keep at it until you do it right.

Love Is the Higher Law (ed. Knopf Books for Young Readers, 2009) - ISBN: 9780375893605