Dictionary explanation: peaceful and simple; Pure. Wei Jikang, the annals of the Three Kingdoms, "On Answering Difficult Health": "Never die, but keep the essence." "Biography of Mu Zhi in Old Tang Dynasty": "All brothers have a reputation, and harmony, the world is focused on' taste'." Song Zhang Shinan's Biography of Official History Volume 4: "Wu Xinke is sincere and open-minded, knowledgeable and pithy." Li Ming Dongyang's "Epitaph on behalf of the public and the simple public": "Public morality and refinement, in the middle, do not match."