I used to get aggravated at myself when, after leaving the house to go to work, I would discover that I had forgotten to put my wristwatch on. Later, that problem was solved when a cell phone and laptop computer became my constant companions. They came with their own brand of troubles associated with my work, but at least I knew what time the trouble was taking place. A pocket knife has always been a part of my wardrobe. Even today, in retirement, I don’t leave home without it. Due to this crazy mixed up world we live in, it has been ...