Failure is not a word often associated with Demetrious Johnson, but the UFC flyweight champion's relentless pursuit of perfection is fueled by failure. Rather, the man widely regarded as the finest pound-for-pound fighter in the world is driven by the impossible: A desire to become the perfect mixed martial artist. Ask UFC president Dana White, broadcaster Joe Rogan or just about any of his peers and they'll rave about Johnson's physical skills, his technical greatness, his perfection as a fighter.
