毁我爱她你眼瞎不瞎
[huĭ wŏ ài tā nĭ yăn xiā bù xiā]
'If you ruin my love for her (by getting between us), you must be blind not to see how wrong this is.' It shows resentment and blame towards anyone interfering with the speaker's love, warning against betraying trust or undermining genuine affection.