In this respect also the propaganda organized by our enemies set us an excellent example. It confined itself to a few themes, which were meant exclusively for mass consumption, and it repeated these themes with untiring perseverance. Once these fundamental themes and the manner of placing them before the world were recognized as effective, they adhered to them without the slightest alteration for the whole duration of the War. At first all of it appeared to be idiotic in its impudent assertiveness. Later on it was looked upon as disturbing, but finally it was believed.