Slop.

He must receive more calories from the food he eats than he burns in the process of hunting or farming, otherwise he will die. He needs some calorie surplus (profit) in order to survive.

Do they have a lab somewhere to cook up takes this bad? How do you even manage to get your own basic-ass examples so astonishingly wrong? Is the point that everyone should be weight maxing? That's even before we go into any kind social theorizing.

I guess the best way to construct a wildly misguided ideology is to start from an incorrect premise.