1. Because morality is the foundation of being a human being. Once the foundation is bad, even if you have some knowledge and skills, it will be of little use.

2. Morality should be the guiding light of science.

3. Excellent moral character is the true wealth of the heart, and what underlines this character is good education.

4. The sense of obligation to parents and comrades, to the group and society, to the people and the motherland should run through a person's life like a red thread. If we don’t understand what obligation is and lack a sense of obligation, we can’t talk about human morality, nor can we talk about a group.

5. Morality is generally considered to be the highest purpose of human beings, and therefore the highest purpose of teaching.

6. If children let themselves do whatever they want without working, they will neither learn literature, nor music, nor physical education, nor the guarantee. Etiquette at the highest level of morality.

7. Even apart from ethical considerations, dishonest advertising has proven to be unprofitable.

8. Group habits are more powerful than individual habits. Therefore, if there is a social environment with good moral atmosphere, it is most conducive to training good social citizens.

9. I believe that freedom combined with the system is the only freedom. Freedom not only has to coexist with institutions and morals, but is also indispensable for them.

10. The so-called evil person, no matter how kind he has been in the past, has slipped onto the road of depravity and lost his kindness; the so-called good person, even if he has had a morally unmentionable past, he is still a good person. People who move towards goodness.