The first level, which belongs to the life description level, describes the ancient world of China during the Anti-Japanese War, including the exposure of the primitive, backward and isolated rural areas in mainland China, especially the satire on the corruption in education and intellectual circles;

On the second level, in terms of cultural reflection, we can reflect on traditional culture by depicting the mentality of new intellectuals, show the conflict between Chinese and western cultures, and reveal the spiritual crisis of modern intellectuals in the two cultural atmospheres;

Three layers, philosophical thinking level. Life is besieged everywhere, and it is difficult for people to realize their wishes after all, which shows their unavoidable survival dilemma.