I just got back from four days at a firearms training institute in the vicious heat of the Nevada desert, where I learned how to shoot a Glock handgun better, faster, and with more accuracy than probably anybody you know. I learned how to clear malfunctions and fix jams. I learned how to do tactical and emergency reloads. I learned how to shoot at night, with a flashlight in my left hand and a gun in my right, each braced against the other. I did live fire action simulators where I stormed through fake houses, pretending that I was the victim of a home invasion, shooting the shit out of a lot of paper targets. I learned how to discharge my firearm while kneeling. I learned how to shoot from a concealed holster. I learned that the way to put someone down, really, is to place two shots in their thoracic cavity and then, if they are still coming, send one coup de grace to a little box on the human ...