Music produces a kind of pleasure which human nature cannot do without.  Music is the medicine of the breaking heart.  Music washes the dust of everyday life away from the soul. 

夫乐者，乐也，人情之所不能免也

音乐能拂去灵魂中日常生活所沾染的尘埃。

音乐是治疗心伤的良药。