Book excerpt: 'As the two players walked on to the court, they were greeted by an ear-splitting roar. The crowd rose to their feet.' As a boy, Andy found the courage to give up football and leave behind his family, moving abroad to join a tennis camp in Spain. Nervous about his new life, he had no idea of the rewards for his bravery. Wimbledon titles, Olympic gold medals and the pride of being Britain's greatest ever tennis player all awaited.