小子此生不弃丫头非你不娶
[xiăo zi cĭ shēng bù qì yā tóu fēi nĭ bù qŭ]
This Young Man Will Not Forsake You In This Life, Sweet Girl Non-other Than You I'll Marry. This indicates a firm commitment and unconditional affection, expressing loyalty and exclusivity in romance or friendship.