Hospitals are great places, and you can learn from them, but you don't necessarily need to go in anytime you get the sniffles. And maybe you shouldn't treat pregnancy as a disease.
Those three chords were part of my life - G, F, Bb - yeh, it is, it is, and I can't help noticing it. But there have been other things nearly as close to it which people haven't noticed, other things we have done.