Bob Marley and the Wailers Perform Trenchtown Rock (1977)

"One good thing about music, when it hits you feel no pain," sings The Hon. Robert Nesta Marley, lines that come to mind reading this piece by Terry Teachout — The Mystery of Music. "What is it about music that is capable of swaying human emotions?" the author asks, noting that the question is one "the guys in the white coats" cannot answer.