Both calligraphy styles depend on personal expressiveness. For example, when singing a song, a singer must know that you cannot use bel canto to sing some romantic tunes, and you cannot use sweet singing to sing the national anthem. This is The singer’s level of performance. The same is true for calligraphy. If you write "The east wind blows against the willow trees", you should write more gracefully. If you write "The country is broken and the mountains and rivers are here", you should write more vigorously. All expressions serve how to express the theme, so when you look at a piece of calligraphy, you must first Only by looking at its content can you know whether the handwriting is good or not. If you ignore these rules and just write in your own style, it will not look good, it will be strange, and it will also be a sign of insufficient skill.