1, macro environment-transformation, system, etc. It is best to make a comparison between China and foreign countries, which can highlight our strong national strength.
2. Small environment-family. Every small family actively isolates, cooperates and keeps up with the joneses. What's it like not to cooperate with isolation?
3. Finally, the individual. Only when everyone has a small family can there be even a small self. So what did they do in this process and what did they do for the society? If there is nothing, at least they should stick to self-isolation and not give "everyone" trouble.
Start (a disease)