This is written in regular script on rice paper using black ink script, and it is written in the spirit of the Japanese tea ceremony: "Harmony, Silence, and Tranquility", the four elements of the tea ceremony, tranquility and tranquility, and Zen and tea. The spirit of the Japanese tea ceremony is to be quiet and serene. This tenet was first introduced by the great master of the Japanese tea ceremony, Sen Rikyu. In addition to the tea ceremony, "silence" is also an important principle of Japanese aesthetics. The word "peace and quiet" refers to the mutual respect and humility between the guest and the host, as well as the harmony between people and the tea room environment; "qing" refers to the cleanliness of the body and mind without distractions; and "silence" is the pursuit of the Zen path, which refers to the meaning of leisure and silence. Among the four characters of "Harmony, Respect, and Silence", "Silence" is the highest pursuit. The character "silence" is the highest pursuit among the four characters "和敬清寂". The character is written with the brushwork of a clerical script, with a simple and sincere meaning.