1. Politeness is the easiest thing to do and the most precious thing. ——Gonchar

2. Politeness is the first important thing that children and young people should be particularly careful to develop into habits. ——John Locke

3. Politeness pleases those who are polite, and also those who are treated with courtesy. ——Montesquieu

4. Politeness can often replace the noblest feelings. ——Merimei

5. Lan Fang never tires of the secluded valley, and a gentleman does not cultivate for fame. ——"Yang Zheng Yigui"

6. A gentleman's journey is to cultivate one's morality through tranquility, and to cultivate one's virtue through frugality. Without indifference, one will not be able to clarify one's aspirations, and without tranquility, one will not be able to reach far. ——Zhuge Liang

7. There is a prohibition for all well-educated people: Do not lose your temper. ——Emerson

8. Sound judgment on factual issues is the true foundation of all virtues. ——Comenius

9. I worry about not practicing virtue, not learning about it, not being able to move after hearing the righteousness, and not being able to correct the bad deeds. ——Confucius

10. People cannot live like animals. They should pursue knowledge and virtue.

——Dante