Somewhere, beneath the tinkling of champagne glasses and the crooning of Tony Bennett at the new year “inauguration” of Nancy Pelosi, will be heard the sound of knives being sharpened.The four days of celebrations surrounding her swearing-in as the first woman Speaker of the House of Representatives on January 4 have been carefully designed to introduce her properly to the American people. Republican strategists are in little doubt that the scale of these events, perhaps more usually associated with the arrival of a new president, will help them to paint Ms Pelosi and the victorious Congressional Democrats as arrogant. One...