Yes, and if you are a good driver, you don't really "need" a seat belt. And as long as you're careful, why bother with a smoke detector in your home? And what's with those damn football helmets?

Last week, I was tightening a prop on a Saito 150 in my basement. After it was tight, i spun it through it's compression stroke. No fuel, no glow, I simply turned it over. Once it got past TDC, the prop flipped over and whacked the back of my finger so hard I thought it broke it. All I could think of was "I'm glad that didn't happen outside in the cold". I have been starting engines for over 40 years, I was hit by a prop once as a teenager (and you're right, it WASN'T while starting). You'd think I would know better, but it boils down to this:

ACCIDENTS HAPPEN!