"Xunzi's exhortation to learn" said: "A gentleman knows, and if he looks after it three times a day, he will know clearly and without fault."
Confucius said, "Clever words make color (1), and freshness (2) makes people happy." ("The Analects of Confucius Learning First")
Confucius said, "Disciples are filial when they enter (1), and brothers when they leave (2). They are sincere and trustworthy and love people all the time, but they are kind (3). Have spare capacity to study the text (4). " ("The Analects of Confucius Learning First")
Confucius said, "If you don't suffer from (1) people who don't know, you don't know people." ("The Analects of Confucius Learning First")
Ceng Zi said: "Be cautious to the end (1) and pursue further (2), and people's morality should be respected (3)." ("The Analects of Confucius Learning First")