I had been having chest pains and finding myself out of breath when walking up the slightest hill so the cardiologist suggested I come in to the hospital for a catheterization, a procedure where like a plumbing snake, they make a tiny cut inside your wrist and run a camera up your arm, through your shoulder and into your coronary arteries. It's terrifying — not the procedure, that's easy and I'm fine, but just walking into a hospital. I'm 65, have had five stents, so I'm a high risk person, and you don't know what's floating around in the air over there or lurking around on the bannisters, but as the cardiologist said to me through my computer last week, "you have to weigh the risk against benefits," and based on my history he thought it was a risk, whatever it was, that was worth taking. So I drove the car for the first time in six weeks (it was just like riding a bike) with a worried wife next to me. Since it's an in-and-out procedure,...