"It was von Bülow more than anybody else who by the force of personality, skill, perseverance and rasplike intelligence established the supremacy of the German school for several decades. He was the archetype of the German Tonkünstler: demanding, dictatorial, testy, chauvinistic, convinced of his superiority, possessed of a fine musical culture plus executive ability and leadership, and also of virulent, pathological anti-Semitism..."