Both of my kids are grown. We’re blessed, though, that, so far, they've come home for Christmas. This past December, not only did both kids come home, they came Christmas Eve and spent the night. We broke a couple of traditions and started a few new ones. For Christmas dinner, we had the four of us, plus four more – my sister, her son, her husband, and her husband’s mother. That made it fun – eight of us around the table laughing and trading stories. With that many people talking, you end up sometimes listening to one person, sometimes breaking up into two or three simultaneous conversations, and sometimes trying to keep up with two stories at once. That makes for lively dinner talk. I’ve found, though, that it doesn’t work so well in a book. When you’re writing a scene with multiple characters, having that many people interacting is too confusing. More than about three people talking together is too many. If it’s a play, a movie or a TV show, you can do more characters – the a...