When his mother died, eight-year-old David Butler’s life changed forever. Expectations for his future disappeared along with his mother’s warm presence, but the days ahead still held promise. David set his own bar high, and this at risk child never let go of the idea that he would become something greater.Laughed at by his family when he announced his plan to go to college, David received little support for his dreams. But he never stopped asking himself whether he could really have that life, whether it was possible to transcend his current circumstances and reach higher. Do our limits stop us from achieving or just provide opportunities to push past them?Young David used his natural optimism to keep working, and he made it to college. Today he holds a bachelor’s degree and an MBA, and he has found a fulfilling career. One important lesson was that he was never really alone; the teachers and mentors who helped him along the way were a constant source of inspiration.This profound story shows how personal strength can overcome adversity. And it shows how the challenges we face in life can be our greatest teachers in the end.