谁曾为谁忘记世俗杂念谁曾为谁决定终身厮守
[shéi céng wéi shéi wàng jì shì sú zá niàn shéi céng wéi shéi jué dìng zhōng shēn sī shŏu]
The phrase speaks about the depth of true love, referring to someone who can help each other forget worldly distractions and decide to be lifelong companions. The sentiment expressed is about a rare yet profound emotional and commitment bond between people.