If you recognize this as music, pleasant sensations will happen; if you recognize this as noise, unpleasant sensations will happen. It is not the sound itself, but the way it is imprinted on you that makes you recognize it as pleasant or unpleasant. So the very way in which you experience life—whether you see it as sweet or sour, beautiful or ugly, pleasant or unpleasant—is your responsibility, as your ability to respond is what determines the nature of your experience.