The doorbell rang. Hurried footsteps rushed towards the door to open. A newly minted 10-year-old walked in, his school uniform a bright white with matching shoes and socks. “How was the parade?” “It was fine, Mamma. Where is Appa?” “Oh, he’s in his room. Go in. I think he has a surprise for you!” “That’s nice. I have a surprise for him too!” “What is it?” “I want to tell him first.” With that he opened the door to the study to find his father, who was reading a big book. He only read big b...