《新唐书·列传·卷二十一》
不以己之所长要求别人，任用人才不求全责备，虽卑贱之人也能尽其所能。
不以己长望人，取人不求备，虽卑贱皆得尽所能。
He did not require others to be as capable as himself and in employing people did not expect perfection, even the humble were able to give of their best.