人分四类
Men are four: 人分四类
He who knows not and knows not he knows not, he is a fool-shun him; 他不知道,但他不知道自己不知道, 他是个傻X -- 避开他
He who knows not and knows he knows not, he is simple—teach him; 他不知道,但他知道自己不知道,他是简单的 -- 教他
He who knows and knows not he knows, he is asleep-wake him; 他知道, 但他不知道自己知道,他睡着了 -- 叫醒他
He who knows and knows he knows, he is wise—follow him! 他知道,也知道他知道,他是智慧的 -- 跟随他