"I conclude that the musical notes and rhythms were first acquired by the male or female progenitors of mankind for the sake of charming the opposite sex."

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On your eyelids crown the god of sleep, Charming your blood with pleasing heaviness, Making such difference 'twixt wake and sleep As is the difference betwixt day and night The hour before the heavenly-harness'd team Begins his golden progress in the east.

— William Shakespeare