溺死深海我也不怕囚死人心我也不离
[nì sĭ shēn hăi wŏ yĕ bù pà qiú sĭ rén xīn wŏ yĕ bù lí]
Translated loosely as 'I wouldn't fear drowning in the depths of the ocean nor being imprisoned in people’s hearts'. Conveys a strong commitment where one would endure even extreme conditions out of love or loyalty.