Reuse incompetent ones. Incompetent people are unlikely to resist.

Therefore, a country is backward in science and technology, economy and military art.

The vast majority of people in China are doing low-end meaningless repetitive work every day, struggling to get enough to eat and looking down on illness.

In developed countries, people do high-end jobs, work less hours and earn more, and live a rich life. Since I was born in the country, I don't have to work, so I have leisure people to engage in art, movies, extreme sports and all kinds of tricks. If there are too many, it will form a scale and the film will be sold all over the world to make money.