Years ago, I had a personal trainer named DeeDee Hillman. A key piece of the story is, DeeDee and I didn't just see one another in the gym - DeeDee and I actually worked in the same office together at Ohio University. So not only was she my trainer…she also had unexpected access to my daily decision-making. Which, unfortunately for me, included cake. One afternoon, our office was celebrating the monthly birthdays, and there I was happily enjoying my frosting covered piece

We all like to think we’re open to trying new things, right? We’ll order the new item on the menu, maybe take a different route on our...