《资治通鉴·唐纪·唐纪七十六》
有一次，徐知诰得罪了徐温，徐温鞭打他并赶他走；等到徐温回到家里，徐知诰跪在门口迎接。徐温问他： 为什么还在这里？ 
尝得罪于温，温笞而逐之；及归，知诰迎拜于门。温问： 何故犹在此？ 
Once, Xu Zhigao offended Xu Wen, and Xu Wen whipped him and drove him away; when Xu Wen returned home, Xu Zhigao knelt at the door to welcome him. Xu Wen asked him: Why are you still here?