《智囊(选录)·兵智部·战车》
原文李纲建议朝廷建造战车，说： 胡人以骑兵战胜中国，原因有三个，而不论其中哪个原因，只有利用战车才能将胡人制服。
李纲请造战车，曰： 虏以铁骑胜中国，其说有三，而非车不足以制之。
The original text Li Gang suggested to the court to build a chariot, saying: Hu people defeat China with cavalry, there are three reasons, and regardless of which reason, only by using a chariot can Hu people be conquered.