我们在用亲吻的嘴骂狠心话
[wŏ men zài yòng qīn wĕn de zuĭ mà hĕn xīn huà]
'We Use Lips Meant for Kissing to Utter Cruel Words'. A reflection on human nature during arguments; it shows that the most passionate moments sometimes turn bitter with words spoken out of pain.