From winning a Heisman Trophy and three straight national championship runs at USC to a Super Bowl championship with the New Orleans Saints, @ReggieBush built an 11-year NFL career on one belief: back yourself, even when doubt creeps in. When he sat down with Nasdaq to celebrate the launch of the United Athletes Tour, @ReggieBush shared the mindset that carried him through the highs and the lows of the game and his advice for the next generation of athletes.(Nasdaq)