《智囊(选录)·兵智部·总序》
更何况泓水之战中宋襄公就败于仁，楚共王在鄢陵之战中败于守信，三国时的张飞在阆中被杀败于驭下太严，晋国的先毅在邲河之战失败在于勇猛冒进。
又况夫泓水之襄败于仁，鄢陵之共败于信，阆中之飞败于严，邲河之縠败于勇。
Moreover, during the battle of Hong Shui, the Duke Xiang of Song was defeated because of kindness; the King Gong of Chu was defeated by keeping his word in the battle at Yan Ling; Zhang Fei from the Three Kingdoms era was defeated at Langzhong because of being too strict; the general Xian Yi of Jin was defeated because of being too brave and reckless.