《新五代史·列传·唐臣传第十五》
天子自己任将，那么都指挥使不过是军队的长官罢了。
天子自为将，则都指挥使乃其卒伍之都长耳。
If the emperor serves as a general himself, then the Commander-in-Chief of the capital's armed forces is nothing more than chief martial officer.