There are many ways to lead an orchestra, but whatever method you assume — that of a mystical shaman, a sports coach, a traffic cop or some combination of them all — Mark Wigglesworth insists that all conductors need one essential ingredient: confidence. Without that, he writes, “you are like a bird without feathers. As Adlai Stevenson said, ‘It’s hard to lead a cavalry charge if you think you look funny on a horse.’ ” – Washington Post