《后汉书·列传·杨李翟应霍爰徐列传》
襄公作三军，昭公舍弃中军，君子以为是复古，认为不舍弃就有害于民。
襄公作三军。昭公舍之，君子大其复古，以为不舍则有害于民也。
Duke Xiang created three armies while Duke Zhao abandoned Central Army, gentleman thought this was restoration, and thought not abandoning it would harm the people.