By: Addison Wylie Basketball superstar Jeremy Lin had a rise to fame that was the epitome of an underdog story. Having set aspirations to become an athlete someday, Lin rarely winced when faced with challenges.  He played basketball because he enjoyed it, planted reasonable expectations while cementing his priorities, and gained notoriety by naturally being a talented player. Evan Jackson Leong’s uplifting doc doesn’t phonily paint Lin as such an upstanding individual.  He simply comes…