Is it good to copy or write casually to learn to write brush strokes?

Generally, beginners choose a person's handwriting to write, and some people can't write well at will because they don't have a good grasp of the rules. We went to Lintie to master calligraphy, master rules and learn calligraphers' understanding of calligraphy. Throughout the history of calligraphy, which one is not the first to master and form its own system. If you are interested in learning, find this post and write it carefully, but avoid being present.