拿你的狠心伤我的真心
[ná nĭ de hĕn xīn shāng wŏ de zhēn xīn]
This translates to 'Hurt my sincere heart with your cruelty'. It reflects the pain one feels when a person's heartlessness has caused emotional harm. The user might be someone who cherishes sincere feelings and finds it hard to understand coldness or betrayal.