He has written the definitive history. Not just the games and the goals but what it means all over the world. God knows how long it took him or if he planned for it to be quite this all-encompassing when he started. It really is an incredible achievement. He takes you from how it was played as a working-class sport in Britain in the late 1800s and how the colonialists from Britain, France and Portugal took it with them to the rest of the world, obviously to Africa, but to other parts of the world as well.