当顾里遇上一菲当南湘遇上晴川
[dāng gù lĭ yù shàng yī fēi dāng nán xiāng yù shàng qíng chuān]
A play on characters’ encounters ('When Gu Li meets Yi Fei when Nan Xiang meets Qing Chuan'). This draws references from popular culture, usually novels or dramas where different fictional characters interact or share similarities. This signifies appreciation or comparison of those personalities in one’s life or imagination.