He must present Belgium as the cause without hiding France as the basic cause; he must appeal to Britain's honor while making it clear that Britain's interest was the deciding factor; he must stand where a tradition of debate on foreign affairs had flourished for three hundred years and, without the brilliance of Burke or the force of Pitt, without Canning's mastery or Palmerston's jaunty nerve, without the rhetoric of Gladstone or the wit of Disraeli, justify the course of British