It was a quiet and rainy Saturday afternoon, and the weather prevented getting outside of the house and doing much of anything constructive. The kind of day to slouch down onto the sofa with a blanket, some popcorn and soda pop, and just vegetate. I had by now overdosed on watching the Olympic Games and found myself mindlessly flipping through the channels on my TV, looking for something, anything to pass the time. I landed on a channel showing the movie Apollo 13, the film about NASA’s 1970 ill-fated lunar landing mission. I started watching the movie, probably for the...