"Unforgettable were Kreisleriana, Davidsbündlertänze, the Bach Variations by Reger. Those three—unforgettable. You know, he wasn't a man to study much. He left everything to the intuition. Sometimes it worked and sometimes not. But his sound was out of place in Beethoven, I thought. And I didn't appreciate him very much as an interpreter of Debussy—which might sound strange, because he was so well known as a Debussy interpreter. The immaterial pianissimos were fantastic. But he stayed on the level of sound. I admired Erdmann much more as a musician."