Calligraphy is difficult to write horizontally and vertically.

Generally speaking, the vertical style is more difficult to write.

Generally speaking, horizontal calligraphy, which uses a large number of words and lines and takes horizontal development as the main clue, maintains the overall organizational relationship, emphasizes the rhythm change, and integrates the relationship between reality and space. Vertical calligraphy, with fewer words and lines, develops vertically, mainly taking space as the main clue, maintaining the overall relationship, strengthening the sense of space through the contrast between reality and reality, and integrating the rhythm and the relationship between collection and release.

Calligraphy in a broad sense refers to the writing rules of characters and symbols. In other words, calligraphy refers to writing with its brushwork, structure and composition according to the characteristics and significance of words, making it a beautiful work of art. China's calligraphy is an original performance art of the Han nationality, which is known as: poetry without words, wireless dance; Paintings without pictures, silent music, etc.