Originally six classics. Zhuangzi first named The Book of Songs, Shangshu, Book of Rites, Zhouyi, Jing Yue and Chunqiu as the Six Classics. Ban Gu called it "Six Arts" in History of Han Arts and Literature.

Among them, the Book of Rites was lost, and only one Book of Rites was preserved and compiled into the Book of Rites. So in the Han Dynasty, these five books were regarded as classics and called the Five Classics.

Name of anatomical structure of the five meridians ①. Su Wen Meridian Differentiation: "Water essence is distributed in four places and the five meridians are parallel." Namely the meridians of liver, heart, spleen, lung and kidney. ② Names of massage acupoints. It refers to the five acupoints located in the abdomen of the finger, namely the heart meridian, the liver meridian, the spleen meridian, the lung meridian and the kidney meridian. "Kindergarten Massage Manipulation Massage Secretary": "The five meridians are also the meridians of the five fingers. Heart meridian of middle finger, liver meridian of forefinger, spleen meridian of thumb, lung meridian of ring finger and kidney meridian of little finger. The carrier put my index finger on the child's five fingers. This method can cure constipation, chest and diaphragm congestion, abdominal distension, wheezing and diarrhea. "

Four books

It is the collective name of four works: The Great Learning, The Doctrine of the Mean, The Analects of Confucius and Mencius. It is said that they are called "Four Books" (also called "Four Books") because of the four representatives of early Confucianism, namely Zeng Shen, Zi Si, Confucius and Mencius.

China's calligraphy is customarily divided into four parts: "Zhengcaoli seal". Zhengshu refers not only to regular script, but also to Wei Bei. Cursive script refers to the wild grass represented by Zhang Xu and Huai Su, and also refers to the big grass; It also refers to a cursive script that is more standardized than wild grass, which is called "Book Score" by Sun in the Tang Dynasty. In addition, there is an urgent official script called Cao Zhang. Between grass and grass is a running script. Lishu came into being in the late Qin Dynasty and early Han Dynasty. At first, it was mainly used to copy official documents in order to be concise, and later it was also used to write inscriptions and cliff carvings. Seal script is the general name of Oracle Bone Inscriptions, Zhong Ding, Shigu and Xiao Zhuan. Representative calligrapher's works:

Regular script: Ou Yangxun's Inscription of Liquan in Jiucheng Palace, Yan Zhenqing's Ma Gu Tie, and Liu Gongquan's Shence Army Monument.

grain crops

Grains are millet, beans, hemp, wheat and rice. Five ancient cereals. There are many sayings about "five grains" in ancient times, and there are two main ones: one refers to rice, millet, millet, wheat and glutinous rice; The other refers to hemp, millet, millet, wheat and glutinous rice. The difference between the two is that the former has rice without hemp, while the latter has hemp without rice. The ancient economic and cultural center was in the Yellow River valley, and the main rice producing area was in the south, while the rice planting in the north was limited, so there was no rice in the original "five grains". "Valley" originally refers to grains with shells; Like rice, millet (millet, that is, millet) and millet (also known as yellow rice), there are shells outside, so they are called valleys. The sound of the word Gu comes from the sound of shells. Grains were originally called grains in ancient China, and later referred to food crops.

The so-called "five senses" refer to the five organs of the human body, such as ears, eyebrows, eyes, nose and mouth.

metal

Gold, silver, copper, iron and tin

Five flavors

Sour, sweet, bitter, spicy and salty

pleochroic

Red, yellow, blue, white and black.