"That's one of the additional benefits. When they are not prepared, they know it. When you're not performing because you're not prepared, mentally, it's a drag. So that's another thing. We call it 'spiraling ever-downward,' and that's one of the things you take care of when you condition, when you train, when you feel strong. Also, if you're not strong mechanically, you're going to break down. Think about what they do for a living. Think about what pro athletes do for a living. You can't do average things and expect to be extraordinary."