子曰:“吾与回言终日,不违,如愚。退而省其私,亦足以发,回也不愚。”
The Master said, “I can speak with Yan Hui for an entire day without his raising an objection, as though he were slow. But when he has withdrawn and I examine what he says and does on his own, it illustrates perfectly what I have been saying. Indeed, there is nothing slow about Yan Hui!”