Can music feel pain? Do songs possess dignity? Do symphonies have rights? Of course not, you might say. Yet think of how we anthropomorphize music, not least when we believe it has been somehow mistreated. A singer butchered or mangled the Star-Spangled Banner at the Super Bowl. An underrehearsed cover band made a mockery of Led Zeppelin's classics. An orchestra didn't quite do justice to Mozart's Requiem. Such lively language upholds music as a sentient...