Much of the music is a Merzbild, put together from whatever came to hand. I mean, for example... the Alberti-bass horn solo accompanying the Messenger. I also mean the fusion of such widely divergent types of music as the Folies Bergeres tune at No. 40 ('The girls enter, kicking') and the Wagnerian 7th-chords at Nos. 58 and 74.

p. 27: Dialogues. - Themes and Conclusions (1982)