Some of the things I witnessed 20 years ago during that awful September week in New York are seared in my memory and I’ll never forget. (See 9/11) The disbelief and horror as we watched TV news clips of a plane hitting the south tower of the World Trade Center, then the tower in flames, and then another plane hitting the north tower. And my friend’s brother who worked a few blocks from the towers telling us later that he saw the jumpers with his own eyes. And a man selling...