Friedrich Schiller van Beethoven said that a great poem is more difficult to set to music than a merely good one because the composer must rise higher than the poet – "who can do that in the case of Schiller? In this respect Goethe is much easier," wrote Beethoven. There are relatively few famous musical settings of Schiller's poems. Notable exceptions are Beethoven's setting of "An die Freude" ("Ode to Joy") in the final movement of his Ninth Symphony, Johannes Brahms' choral setting of "Nänie" and "Des Mädchens Klage" by Franz Schubert, who set 44 of Schiller's poems as Lieder, mostly for
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