Valentino Rossi -What If I Had Never Tried It - The Autobiography book signed by the man himself - Valentino Rossi. Own a rare copy of his 2009 Autobiography. Arguably the world's all-time greatest motorcycle road racing champion, Valentino Rossi is without a doubt the best--and the best-loved--in modern times. In What If I Had Never Tried It he tells his remarkable story for the first time. And as might be expected, the story he tells is fast-paced, full of surprises, action-packed, and always entertaining.