The Green Hills of Earth final, titular verse. Heinlein wrote several fragments of lyrics and six full stanzas for the song. Moore and Kuttner also give fragments of lyrics in "Quest of the Starstone." The fragments have been filled out and additional stanzas added by the filk community. Some versions combine Heinlein's and Moore's lyrics. The song's meter allows it to be sung to a number of popular tunes, including "Amazing Grace"; "Greensleeves"; "The House of the Rising Sun"; "The Rising of the Moon" / "The Wearing of the Green"; Friedrich Schiller's "Ode to Joy" (used in Beethoven's Ninth Symphony, fourth movement); "Oh My Darling,
Symphonic poem used by Mozart and Haydn. In the final movement of his Ninth Symphony, Beethoven had transformed the theme of the "Ode to Joy" into a Turkish march. Weber and Berlioz had also transformed themes, and Schubert used thematic transformation to bind together the movements of his "Wanderer Fantasy", a work that had a tremendous influence on Liszt. However, Liszt perfected the creation of significantly longer formal structures solely through thematic transformation, not only in the symphonic poems but in others works such as his Second Piano Concerto and his Piano Sonata in B minor. In fact, when a work had