Chip Off the Ice Block

How can they possibly be smiling while high pulling a kettlebell? David and Helen belong to a large contingency of IC’ers who are sweet like candy and yet, ferocious as tigers.
Nature or nurture?

How can they possibly be smiling while high pulling a kettlebell? David and Helen belong to a large contingency of IC’ers who are sweet like candy and yet, ferocious as tigers.
Nature or nurture?
Don’t you burn more calories when you smile??
You would know Bear-Bear. Wait, is that the secret to your weight loss?
Bear is the master of smile lifting.