句子使用了that引导的定语从句修饰a matter of a lifetime，清晰地表达了婚姻与个人未来之间的紧密逻辑联系，语法结构严谨且语义深刻。
In the stage of passionate love, couples often make lifelong vows. This line of poetry is a vow of love uttered by a devoted woman, demonstrating exquisite artistic ingenuity. She uses events that are impossible in the human world to metaphorically represent the impossibility of love breaking or vanishing, similar to how modern people swear by "the sea running dry and stones crumbling" or "eternal devotion" to emphasize unwavering love. This emphasizes the protagonist's love to an extreme, fundamentally ruling out the possibility of separation. This unique mode of expression accurately captures the absolutist psychology characteristic of those in the throes of passionate love.
However, he does not want to see you thin or haggard; happiness, joy, and health are his true expectations for you. Therefore, during the days he cannot accompany you, please take care of yourself, not only for your own well-being but also to give him peace of mind. Marriage is a matter of a lifetime that affects one's entire future. The most common mistake young people make when choosing a partner today is "appearance-only bias." They hope to marry a "moon-hiding, flower-shaming" beauty, refusing to listen to any reminders or advice, and becoming lost in the illusionary dreams of "romantic" love. They choose rashly, failing to investigate the other party's bad habits or character flaws, being deceived solely by their beautiful appearance and easily trusting sweet words to make hasty decisions.
In contrast, some people have modest desires but are very practical. While working hard, they also pay attention to the subtle joys and happiness in their daily lives. Compared to successful figures, they often gain much more intangible yet meaningful happiness.
在热恋阶段，情侣之间往往许下山盟海誓。这句诗正是一位痴情女子所发出的爱情誓言，在艺术表现上极具匠心。她用人间绝无可能发生的事，来比喻爱情中断或消失的不可能性，这与现代人用“海枯石烂、地老天荒、永不变心”来盟誓如出一辙，将主人公生死不渝的爱情强调到了极致，从根本上排除了“与君绝”的可能性。这种独特的抒情方式，精准地表达了热恋中人特有的绝对化心理。
然而，对方不愿看到你消瘦、憔悴，快乐、幸福、健康才是他对你最大的期望。因此，在他无法陪伴你的日子里，请照顾好自己，既为自己的身体着想，也为了让他无后顾之忧。婚姻乃“终身大事”，将影响人的一辈子。如今年轻人择偶时最容易犯的错误便是“唯形象论”，一心想娶个“闭月羞花”的妻子，听不进任何人的提醒或规劝，沉醉于“罗曼蒂克”式虚幻的爱情梦境中。他们轻率选择，不考察对方有无“劣迹恶习”，仅被对方的美丽外表所迷惑，轻信“甜言蜜语”便草率作出决定。
与此相反，另一些人欲望不高却很务实。他们在努力工作的同时，也注重留意身旁细微的快乐与幸福。相较于那些只追求外在成功的人，他们往往能收获更多无形却意义深远的快乐。