"Worm II" is the traditional Chinese characters "wind" and "moon" without edges and corners, which means "boundless wind and moon". The real connotation is that the scenery of Mount Tai is quiet, beautiful and profound, and such a calligraphy concept can be described as profound, unique and ingenious. "Wind and Moon" means the breeze and bright moon, which means the scenery is elegant and beautiful.
There is a cliff (cliff) carving in Mount Tai, which is located on the west side of Panlu on the north side of Wanxian Building in Mount Tai. It was inscribed by Liu Tinggui in the 25th year of Guangxu reign in Qing Dynasty, which is one of the 72 scenic spots of Mount Tai. Liu Tinggui, nicknamed "Liu Twelve", got this nickname because he was a 12-year-old Jinshi. According to legend, when Liu Tinggui invited friends from Hangzhou to visit Mount Tai, he talked about the endless Yuefeng Pavilion on the West Lake.
Inspired, Liu Tinggui wrote down the word "Bug II" and said to his friends: Although there is no boundless romantic moon, there is a meaning of boundless romantic moon. It is said that at that time, Liu Tinggui wanted to directly title "The Moon and the Wind", but he had already done it when he was in Jiangnan. Because of taboo, he had a brainwave and wrote the title of Insect II. Adding an apostrophe to the word "worm" refers to the traditional wind word. Metaphor Taishan scenery "boundless".