What is the cornerstone of four-body calligraphy?

Regular script Regular script covers the most basic stroke structure and combination in calligraphy, and is a compulsory course for the introduction of calligraphy. By learning regular script, you can master the basic skills and norms of calligraphy, thus giving full play to your creativity and style. Therefore, regular script is the basis of calligraphers because of its standard brushwork. Calligraphy four-body refers to four basic forms of calligraphy: regular script, running script, cursive script and official script.