Because listening to music that feels comfortable to make us happy, is not in good conscious CLEA morning if we listen to music, or listening to the chant, or listen to the Dhamma, we have good mood not CLEA.
Because the music that's making us happy with a clear conscious. Such as in the morning, if we listen to music, or just listen to the prayer or listen to dharma, we have an emotion that is not clear.
Because listening comfort will make us happy is not clear Such as when morning if we listen to music comfortably or listen to the prayer or listen to the Dharma will have good mood not clear