BTW, the letter is cobbled together from multiple versions I've found over the years. I'm not that good of a writer. When I saw an explanation I liked, I added it to the file. I've had it mostly ready to go for three years, but yesterday is the first time I was asked the big question.
"Is Santa real? And mom, don't lie," the girl said to me. In the car. On the way to the dentist.