Until I was five, my immediate family lived near my grandfather's farm where my mother had grown up and, with the exception of a few modern conveniences, had not changed a lot over the years.
My father, Cecil Banks Mullis, and mother, formerly Bernice Alberta Barker, grew up in rural North Carolina in the foothills of the Blue Ridge Mountains. My dad's family had a general store, which I never saw. My grandparents on his side had already died before I started noticing things.
In the 1950s in Columbia, South Carolina, it was considered OK for kids to play with weird things. We could go to the hardware store and buy 100 feet of dynamite fuse.
We were fortunate to have the Russians as our childhood enemies. We practiced hiding under our desks in case they had the temerity to drop a nuclear weapon.
My grandfather milked several cows twice a day and supplied the neighbours with dairy products. He liked to go visiting around the county on Saturdays, and he also enjoyed the neighbours when they came by once a week with their empty milk jars. He walked them out to their cars and hung over the driver's side window until they drove off.
Here's a bunch of people practising a new set of behavioural norms. Apparently it didn't work because a lot of them got sick. That's the conclusion. You don't necessarily know why it happened. But you start there.
I've been writing about my boyhood, when I was a little kid back on my grandfather's farm where we didn't know about black widow spiders or all that stuff. But writing about that is so easy.
Science has not been successful by making up explanations of things that fit with the current social fabric.