He collected folk songs from the Caribbean and Europe, including this "Wedding Serenade" from Italy.

VOA: special.2010.01.18

One day I was sitting there at iTunes and I wanted to buy an interior movement of a Mozart serenade so I was all set to purchase this and it said, "Buy song." Boom.

有天我在苹果的iTunes音乐商店,想买首莫扎特小夜曲,它属于室内乐,我准备买下时 网页上显示,"购买歌曲"

耶鲁公开课 - 聆听音乐课程节选