For the identification of wild grass calligraphy, it is necessary to have certain calligraphy knowledge and understanding of cursive script. It is difficult for ordinary people to fully understand this calligraphy, but for some calligraphers or calligraphy lovers who are familiar with cursive calligraphy, they may know some crazy cursive calligraphy. Learning the basic principles and skills of crazy grass calligraphy is helpful to improve our understanding of this kind of calligraphy.