The symbol "one horizontal and two vertical" first appeared in ancient calligraphy. As one of the structural elements of Chinese characters, it has profound cultural connotations. In ancient books, we can see that the combination of "one horizontal and two vertical" frequently appears, such as "person", "mouth" and "heaven", which fully embodies the uniqueness of ancient literati's calligraphy thought.
"One horizontal and two vertical" represents an orderly spirit and is one of the behavioral norms emphasized by modern society. Abiding by the rule of "one horizontal and two vertical" can not only reflect a person's civilized quality, but also ensure traffic safety, public order and social stability. Therefore, in our daily life, we should always keep this rule in mind and consciously abide by it.