大象传媒

Jack discovered go-kart racing just seven months ago, and he's already a champion. An incredible achievement for anyone - let alone someone who knows he'll be in pain after each and every raceJack has a leaky heart valve, a form of arthritis, and also Asperger鈥檚 - but he explains that, despite the pain, he "won't be held back" when it comes to dedicating his life to racing.