If it is common for doctors to raise pigs and teachers to sell meat, then this society is abnormal; The distribution of society to people can't make the best use of people, but the general distribution is right. Doctors raise pigs and teachers sell meat. If he improves his popularity and sells his reputation, he will feel satisfied. Why not?

From the perspective of habitual thinking, people always think that after finishing master's and doctor's degrees, they should be officials or scholars. People don't think that raising pigs and selling meat is also learned.

Fortunately, this is only a special case. Because it is only a special case, it is discussed here; And because it is only a special case, I don't think it is necessary to discuss it in depth.