One of the tellers at my bank has a photograph of a Shelby Cobra roadster on his window. (The Cobra is a high–performance automobile built by the Ford Motor Company.)

One day, while transacting business at the bank, I asked him if that was his car. “No,” he replied, “that’s my passion, my reason to get up every morning and go to work. I’m going to own one someday.”

I understand this young man’s passion. A friend of mine owned a Cobra, and I drove it on one occasion! It’s a mean machine! But a Cobra, like everything else in this world, isn’t…