《论衡·卷十九·宣汉篇》
又见孔子说过 凤鸟不飞来了，黄河中也没有图出现，我这一生可能是完了 。
又见孔子言 凤鸟不至，河不出图，吾已矣夫 ！
And they again see that Confucius said, “The phoenix does not come to rest and the Yellow River produces no map. My life's work is perhaps over.”