
Original en inglés: «As you may know, I have always been against any attempt to categorize or pigeonhole music,... There are simply two kinds of music, good music and the other kind... Let's just say that what we're all trying to create, in one way or another, is music».
Fuente: [Tucker], Mark; Duke [Ellington] (en inglés). The Duke Ellington Reader, p. 326. Oxford University Press, 1995. https://books.google.es/books?id=j7HLNsjGRKcC&pg=PA326&dq En Google Books. Consultado el 29 de marzo de 2019.