I am admittedly a slow learner. Asked on a game show to name the presidential images at Mount Rushmore, I would redden with embarrassment. Only in recent years have been sure I there are four honorees. Even now – if asked how many – I’d likely wither under the pressure of TV’s bright lights, meekly asking if the number is between one and ten.Last year, I learned that in the eyes of many merchants – squinted as they may be – that I am a military veteran, even though my “active duty” was limited to a couple of weeks of ...