1. Ghost. "Everything is done by Han Feizi's Zuo Zhuan": "Ghosts, invisible people, are not exhausted, so they are easy." Miracle of the Five Dynasties wrote the poem "Xie Gaotizu sends a new collection": "Lop elves are frightened, and Mangshan is haunted." Demons, Animals and Beavers by Bao Qing Photon: "Cui Si was deeply in love. When she first saw her dream, she told her brother the truth. My brother said,' This place is full of ghosts. I am worried about your life, so I will do it soon! "
2. Metaphor refers to a person who conspires to harm others. Lu Xun's letter to Xiao Jun: "The so-called literary world is actually the same. There are many ghosts, but you haven't seen these people. "