 He really did like to go fast. He was very proud of the fact that the Apollo 8 mission to the moon, he told me in 98, still held the record for the fastest flight speed of any human-occupied vehicle. And that was the Christmas Eve flight, right? That's what the whole book's about. It's about the Christmas Eve flight where they read the first 12 verses of Genesis on Christmas Eve. And I go into great details of how that happened.