《资治通鉴·晋纪·晋纪三十八》
沮渠蒙逊率领轻装骑兵袭击西凉国，西凉公李说： 用兵的人有不用战斗而把敌人打败的，那就是挫伤他的锐气。
沮渠蒙逊帅轻骑袭西凉，西凉公暠曰： 兵有不战而败敌者，挫其锐也。
Juqu Mengsun led light cavalries to attack the Kingdom of Western Liang, The duke of Western Liang, Li Xun said:"A person who knows how to fight can defeat the enemy without fighting, it's about breaking their spirit."