study the classics and know the rules of propriety ❍ 知书识理的人是讲公道话的。(《鲁迅选集》上—161) These scholars who know the truth will always stick up for justice ❍ 一个人知书达礼，就该往上巴结才是。(《红楼梦》1132) But someone who studies the classics and knows the rules of propriety ought to aim high.