《资治通鉴·宋纪·宋纪十六》
我本来担心他骠悍勇猛，轻装急进，在我们尚未准备妥当之前发动袭击，一战决定成败。而今朝廷各路大军已经集结，士气高昂，各地诸侯，都统一行动，沈攸之已成为笼中之鸟。 
本虑其剽勇轻速，掩袭未备，决于一战；今六师齐奋，诸侯同举，此笼中之鸟耳！ 
I was worried that he was brave and ferocious, advancing with light arms, and would launch the attack before we were prepared, determining success or failure at a single battle. But now the imperial court’s armies had assembled, with high spirits, all the princes of the various regions had coordinated their actions, and Shen Youzhi was a bird in a cage.