《论衡·卷二·率性篇》
这样说来，接近君子，仁义之道就会屡次施加在你身上，孟子的母亲三次搬家，大概就能证明。
由此言之，迫近君子，而仁义之道数加於身，孟母之徙宅，盖得其验。
By saying this, being close to the gentleman, the way of humanity and justice will be repeatedly imposed on you. The fact that Mencius' mother moved three times can probably prove this.