Usefulness. Everyone wants to be useful don’t they? A fairer statement may be that no one wants to be useless. What is useful? Different people have different definitions of the word useful. A traceur should have one definition, helpful in any situation that requires physical stamina, strength, balance, or agility. Our whole discipline evolved from a desire: Etre fort pour etre utile.  “Be strong to be useful.” In parkour we train to overcome obstacles. We train to make the 10…