I recall being shown in grade school a series of short films about the danger of seemingly friendly men who drove popsicle trucks and tried to lure young children into accepting free treats. We were sternly instructed to stay far, far away from such people. How the world has changed. Today we have political leaders with no knowledge of our personal health situation asking us to accept injections of experimental substances for the simple reason that they have been told by their advisers (also ignorant of our circumstances) that it would be good for us to do. It is a bizarre, even absurd idea,...