《隋书·列传·卷三》
他曾与诸位表兄下棋，韦孝宽因他懒于学业，对他很严，但可怜他是孤儿，年纪又小，特别原谅他。
尝与诸外兄博奕，孝宽以其惰业，督以严训，愍绩孤幼，特舍之。
He often played chess with his cousins, and Wei Xiaokuan kept a strict eye on him for being lazy with his studies. However, out of pity because he was an orphan and underage, he forgave him repeatedly.