Friday Rewind: Up in the Air

EN ROUTE TO KANSAS — It’s 4:10 a.m. here at the San Francisco airport, and I’m somehow awake, but I have only vague memories of how I got here or anything that has happened in the last two weeks. I think I’ve hit that, “There is no past, there is no future, there is only the next event,” stage of the book tour. The next event is a flight to Salt Lake Ci…