No one is ever likely to mistake Donald J. Trump for a lyric soprano at the New York Metropolitan Opera.  Yet Trump, the political performer, resembles a musical performer in his capacity to express himself, colla voce, freely taking the lead and having others follow his tempo and rhythm.  In conciliatory style, President Donald Trump showed this as a rock star in his command of the stage in Saudi Arabia and at the Western Wall in Jerusalem.  He was equally central in his more confrontational behavior at the NATO summit in Brussels in May 2017, which was not greeted with applause, and at the G-7 summit at Taormina, Sicily on May 26-27, 2017. Irrespective of any of his controversial utterances, Trump displayed his presence physically, in an assertive manner, if not in assault tactics, as well as in his remarks.  While touring the new lavish glass NATO headquarters in Brussels, he shoved aside a fellow member, Dusko Martovic, prime minister of the tiny state...(Read Full Article)