Whenever I'm disappointed with my spot in my life, I stop and think about little Jamie Scott. Jamie was trying out for a part in a school play. His mother told me that he'd set his heart on being in it, though she feared he would not be chosen.

On the day the parts were awarded, I went with her to collect him after school. Jamie rushed up to her, eyes shining with pride and excitement. "Guess what Mum," he shouted, and then said those words that will remain a lesson to me: "I've been chosen to clap and cheer!"