Because it was one of China's wonderful eras.
Answer:
its underlying but censored meaning
Explanation:
Latent Dream Content
Psychoanalyst Sigmund Freud gave his theory of the latent content of a dream. It is said that it is the hidden psychological meaning of the dream. He stated that that the content of dreams is connected to fulfillment of a wish and gave the meaning that dreams have two types of content which are the manifest content and latent content.
The manifest content deals with actual literal subject-matter of the dream. The latent content deals with the underlying meaning of these symbols.