Imagination is not only the uniquely human capacity to envision that which is not and therefore the fount of all invention and innovation. In its arguably most transformative and revelatory capacity it is the power to that enables us to empathize with humans whose experiences we have never shared.
I'm on the Sensa diet. It's a little magic powder based on Dr. Hirsh's clinical trials and studies and it basically signals the brain that you're full through smellology.