再傻也是你老婆再笨也是妳老公
[zài shă yĕ shì nĭ lăo pó zài bèn yĕ shì năi lăo gōng]
Translated as 'No matter how foolish I am, I'm still your wife/husband.' This conveys unwavering loyalty and love in a relationship, emphasizing devotion regardless of one's own shortcomings.