...are you kidding me with that? Well, okay, look. At least you don't have your thumb in your fist, but you don't wanna have it out over your fingers. See, look.

[He sets the pad down and walks over to demonstrate.]

You wanna hold your thumb like this, see? With your thumb below your fingers. Otherwise, it's gonna get in the way of your knuckles and you'll probably break it if you hit somebody wrong.