We live in a world that is filled with risks. I have been amazed, for example, by all the things that can go wrong when flying. You Tube lists both an aviation channel and a flight channel which consist of nothing but accounts of plane crashes and near crashes. Let me share a few examples with you. There is, for example, the replacement of a cockpit windshield in which the wrong bolts were used. When the airliner reached altitude the cabin air pressure caused the window to pop off. Three hundred mile per hour winds filled the cabin and the pilot ...