【明報專訊】We will depart from poetry this week, and instead consider a song written by Bobby McFerrin. McFerrin is well known in the musical world today for his unconventional music, produced by, among other things, tapping different parts of his body and using his voice in imaginative ways. He is a serious classical musician, having performed as guest conductor with many philharmonic orchestras (愛樂交響樂團).