What do the four gentlemen mean in China's long cultural history?

In China's long cultural history, pine, bamboo and plum are called "three friends of the old cold", while plum, orchid and bamboo chrysanthemum are called "four gentlemen". They are the Xin Ling Jun of Qi, Zhao, Wei and the Chun Shen Jun of Chu. Later generations called them "Four Childes of the Warring States". Now it is the traditional theme of Chinese painting, with plum, orchid, bamboo and chrysanthemum as the four gentlemen. "Four Gentlemen" is the traditional theme of Chinese painting, with plum, orchid, bamboo and chrysanthemum as the four gentlemen. This is a traditional moral model. In the Ming Dynasty, Huang Fengchi compiled Four Spectres of Zhu Mei Lanju, and from then on, Mei Zhulanju was called the "Four Heavenly Kings". Painters use "four gentlemen" to flaunt the noble character of gentlemen. "Ji Ya Cai Mei Cynthia Chrysanthemum Four Sketches": "The study is bright, and those who choose plum, bamboo, orchid and chrysanthemum alone can cleanse people's dirty intestines and make their bones bright with their elegance and elegance." Literati often use plum, orchid, bamboo and chrysanthemum to show their lofty and refined, or as a lesson for themselves. Its origin can be traced back to the late Tang Dynasty, and it became more popular in the Song Dynasty. Express the author's mind as a manifestation of self-emotion. During the Wanli period of the Ming Dynasty, Huang Fengchi also compiled the "Four Classics of Zhu Mei Lanju", which generally used "four gentlemen" to express the thoughts and feelings of integrity, modesty, purity and integrity. Various forms of four gentlemen's patterns have been passed down to this day.

Zheng Banqiao, one of the "Eight Eccentrics of Yangzhou" in Qing Dynasty, was good at painting such subjects, especially Cynthia. At the end of the Ming Dynasty, Zheng Sixiao was good at painting orchids, and orchids had no roots, which meant that rivers and mountains had no roots. Sijunzi Decoction was born out of Lizhong Pill in Treatise on Febrile Diseases. Remove the dried ginger from the original prescription and replace it with Poria cocos, which changes from expelling cold to warming and tonifying middle qi. There are only four flavors in the recipe: ginseng, atractylodes macrocephala, poria cocos and licorice. It is neither hot nor dry, and its application is moderate, following the ancient meaning of "gentleman's neutralization". Sijunzi decoction: Sijunzi decoction is superior to Yishen decoction in eliminating phlegm, invigorating qi and strengthening yang, relieving abnormal function of Pinellia ternata or aromatizing sand and stomach cold.