所有深爱都是秘密所有故事都有结局
[suŏ yŏu shēn ài dōu shì mì mì suŏ yŏu gù shì dōu yŏu jié jú]
Expresses the sentiment that intense affections are often concealed or private, while all narratives (metaphor for relationships) eventually come to a close. It conveys bittersweet resignation.