我的媳妇不用蓝颜宠我的丈夫不用红颜爱
[wŏ de xí fù bù yòng lán yán chŏng wŏ de zhàng fū bù yòng hóng yán ài]
This complex statement essentially means 'my wife doesn't need another man to spoil her, and my husband doesn’t need another woman to love him.' This signifies loyalty and exclusivity in a relationship.