Folk songs evolve in the same way, from tuneless rhymes to songs set to a melody. There is a certain process involved, and it was sheer chance that he happened to take the first concrete steps.
他說民謠的進化也是一樣，由念句子不成調地唱，到寫成樂曲的歌，也是一定經歷的過程，他只不過因緣際會，剛好成了實際行動的第一人而已。