Editor's Note: This story appears in the Oct. 9 edition of ESPN The Magazine.
A smile is a simple thing. And powerful, too.
It can open doors, build trust and lift heavy hearts. The wider and toothier and brighter the grin, the more infectious it becomes. At close range, a smile can recharge batteries. From far away, it can renew faith. And from the top of the lineup or deep in the hole, it can change the flow of a baseball game. At least it can when it's the gran sonrisa of José Bernabé Reyes.