Jokes and stories attributed to US Presidents – true or not – have to make some of them blush with embarrassment. File drawers of the late President Harry S. Truman must have bulged nigh unto disintegration. He was arguably the most plain-spoken president of the 20th century. (Admittedly, in the 21st century, he probably would have been a distant second to President Donald Trump.)Truman may have been the first leader to call one critic a “screwball.” He was the only president to authorize use of an atomic bomb. Further, he fiercely defended his wife and daughter (Bess and Margaret, respectively) ...