George Pyle: Now we just need a vaccine against stupidity

My parents could be accused of being a bit sloppy about such issues as how much TV we all watched and whether all the books we read or the movies we saw were entirely age-appropriate.But there was one mistake they never made. None of the four of us every missed any of our vaccinations.Why? Well, I’ll let my father tell you, from the memoirs he left us.“When I was three years old (in 1930) I contracted polio; I have been told that for a week or so they didn’t know what my proble