《太平广记·卷四百九十五·杂录三》
他曾经拜见高宗皇帝，请求买终南山中的树，一棵树的价格是一匹绢，他自己说： 山上的树卖光了，我的绢不会光。 
又尝谒见高宗，请市终南山中树，估绢一匹。自云： 山树虽尽，臣绢未竭。 
He once visited Emperor Gaozong and asked to buy trees in Zhongnan Mountain. The price of a tree was a piece of silk. He said: "When the trees on the mountain are sold out, my silk will not be gone."