I had plenty of pimples as a kid. One day I fell asleep in the library. When I woke up, a blind man was reading my face.
Not eating breakfast is the worst thing you can do, that's really the take-home message for teenage girls.
It may take practice to think more positively and more compassionately, but just as you must train a puppy to behave the way you want it to, you must train your mind to behave itself. Otherwise, like the puppy, your mind will just make a lot of messes.

