Astonish Me - Pg 143

 His stride lengthens until he is half galloping toward the glass doors, his arms lifting away from his sides as though he might leap into the air. But he stops short, pivoting to face his father, radiating energy, and it is a miracle he only folds his arms across his chest and shifts from foot to foot. He always seems to be on the verge of some ostentatious movement, some theatrical gesture.