《资治通鉴·唐纪·唐纪四十七》
他又说： 君主的权力，与臣下的权力大有区别。君主只有不自以为是，才能善于用人。 
又曰： 君上之权，特异臣下，惟不自用，乃能用人。 
He also said: “The power of the monarch is vastly different from the power of the subjects. A monarch can only be good at employing people if he doesn’t think he is always right.”