《容斋随笔·卷二·田叔》
文帝说： 匈奴攻入云中、孟舒没有守住，战士死了几百人，贤人君子是这样的吗？ 
上曰： 虏入云中，孟舒不能坚守，士卒死者数百人，长者固杀人乎？
Emperor Wen said: The Huns invaded Yunzhong, and Meng Shu failed to defend it, Hundreds of soldiers died. Is this how virtuous and gentlemen behave?