Never let anyone else define you. Don't be a jerk just to be a jerk, but if you are expressing your true inner feelings and beliefs, or at least trying to express that inner child, and everyone gets pissed off about it, never NEVER apologize for it. Let them think what they want, let them define you in their narrow little minds while they suppress every last piece of them just to keep a friend that never liked them for themselves in the first place.
-Winning a world championship belt in a weight class 50-60 pounds below his natural weight limit.
-Winning a world champion belt with his eyes blinded.
-Winning a world champion title defense with a single punch.
-Winning a world champion title defense with left jabs alone.
-Knocking out a fully grown bear with just his fists.
It should also be noted that if we take "Ippo physics" into account, the dude practically "teleport" around the ring and appear to be multiple places at once in the eyes of his opponent.