刺心的痛只有你才配给我
[cì xīn de tòng zhĭ yŏu nĭ cái pèi jĭ wŏ]
Means 'The pain piercing through my heart is only suitable coming from you'. This describes heartache so profound and personal caused by the one person who the individual loves most or has hurt deeply, signifying how significant a role this person plays within emotional vulnerability.