 Willpower is tough. If I see a piece of chocolate cake, no, I'm sticking my finger in it. Even if it's not my cake. Even if it's not my chocolate piece of cake. Once I saw it, I'm going to think about it. Sorry. But we have a lot of things that tempt us out there. And for those of us struggling with obesity, struggling with diabetes, struggling with heart disease, we don't want to get dementia.