再苦再累不说再见再吵再闹不曾离开
[zài kŭ zài lĕi bù shuō zài jiàn zài chăo zài nào bù céng lí kāi]
'No matter how tough it gets, I won’t say goodbye; no matter how many quarrels we have, I won’t leave.' Demonstrates resilience and commitment in relationships despite challenges.