2. "Xiang" itself is a sense of smell, which is transformed into another feeling. The "coldness" felt by people's "soul" is actually due to the destruction of life.
On the surface, it is written that the autumn of maple leaves makes the hills shorter. In fact, it is anthropomorphic, reflecting the sadness of being strangled.
Maple is not only the image of a tree, it represents a person who is persecuted for not giving up the truth. The fall of the maple tree actually means that life is trampled and strangled.