《魏书·列传·卷二十八》
擒获了盖吴的两个叔父，诸将想要把他们送到京师去，惟独陆俟不同意，他说： 长安这一带，乃是险要阻隔之地，百姓大多刚强猛悍，且各族杂居。
获吴二叔，诸将欲送京师，俟独不许，曰： 夫长安一都，险绝之土，民多刚强，类乃非一。
They captured Gaiwu's two uncles and all the generals wanted to send them to the capital, but only Lu Si disagreed and said: "Chang'an is a strategic barrier and most of the population is quite robust and fierce, and there are many ethnic groups living together. 