Everybody has felt at one time or another that everyone else in the world had a better shot than they did, so when you engage that, you engage the reader, and I think you create a character that brings the reader more fully into the story.
Robin HobbNot all men are destined for greatness," I reminded him. "Are you sure, Fitz? Are you sure? What good is a life lived as if it made no difference at all to the great life of the world? A sadder thing I cannot imagine. Why should not a mother say to herself, if I raise this child aright, if I love and care for her, she shall live a life that brings joy to those about her, and thus I have changed the world? Why should not the farmer that plants a seed say to his neighbor, this seed I plant today will feed someone, and that is how I changed the world today?
Robin Hobb