The arch dialogue in James Goldman's 1966 drama The Lion in Winter (turned into a 1968 film starring Katharine Hepburn and Peter O'Toole) about the eventful Christmas of 1183 at the English court hasn't aged well"it calls too much attention to its own cleverness while often failing to advance either the plot or our understanding […] The post Court's <i>The Lion in Winter</i> slices through the surface a…