Poems that are sentimental or precious.

Han Ban Jieyu's Tao Fu Su: "So throw a pestle, buckle an anvil, choose a phoenix sound, and compete for a phoenix sound."

"Book of Rites Jade Algae": "The spear is the top, and the wife is the bottom."

Precious, the beauty of stone. -Xu Shen's Shuowen in the Eastern Han Dynasty

So although there are precious carvings, they are not like jade seals. -"Xunzi"