Appealing to "willpower" to cut off further inquiry is basically the equivalent of saying that disease is caused by evil spirits. Until you can explain the mec

Appealing to "willpower" to cut off further inquiry is basically the equivalent of saying that disease is caused by evil spirits. Until you can explain the mechanism that causes some people to comply with a diet plan and some people to not comply with the same diet plan, or that causes a person to comply with one diet plan but not another diet plan, you don't actually understand the phenomenon.