A verse from the 1933 song "It's Only a Paper Moon" by Harold Arlen, E.Y. Harburg and Billy Rose, also appears in the book and is the basis for a recurring theme throughout the work.
Et vers fra sangen fra 1933 "It's Only a Paper Moon" af Harold Arlen, E. Y. Harburg og Billy Rose, dukker også op i bogen og er grundlaget for et tilbagevendende tema gennem hele værket.