"It's like having a personal trainer who is a couch potato, it simply makes no sense!" This may be true but obviously, in sport more generally, there are many

"It's like having a personal trainer who is a couch potato, it simply makes no sense!" This may be true but obviously, in sport more generally, there are many instances of great older coaches who couldn't do half of what their players can do, and in some instances were never as good as their players even when they were young.