三人行，必有我师焉。择其善者而从之，其不善者而改之。
When I walk along with two others, they may serve me as my teachers. I will select their good qualities and follow them, their bad qualities and avoid them.

（本文所选语录由英国苏格兰汉学家理雅各先生翻译。理雅各，英文名James Legge，詹姆斯·莱格，英国苏格兰汉学家，曾在香港主持英华书院，翻译多本中国古代著作。）