一颗心为你画地为牢一颗心为你安分守己
[yī kē xīn wéi nĭ huà dì wéi láo yī kē xīn wéi nĭ ān fēn shŏu jĭ]
'A heart that draws prison for you, and a heart remains orderly and faithful to you.' These lines mean one's heart becomes devoted solely and faithfully towards a person with deep emotions and affection.