Back in the old days, when I was not nearly so good at impersonating a courageous person, I wrote a blog under the name "The Recovering Supermom." Of all the essays, I wrote back when I was just learning how to to be the mom to a kid with leukodystrophy, this one has ranked among the most popular. It is about my dad, and, as I get older, I am astounded by how much we have in common. We are both magical thinkers. Magical thinking is something children do, it is why children