子路曰：“人善我,我亦善人；人不善我,我亦不善之.”子贡曰：“人善我,我亦善人；人不善我,我则引之进退而已耳.”颜子曰：“人善我,我亦善之；人不善我,我亦善之.”三子所持各异,问于夫子.夫子曰：“由之言,蛮貊之言也；赐之言,朋友之言也；回之言,亲属之言也.诗曰：‘人之无良,我以为兄.’