When did the color mosaic of calligraphy begin? What are the benefits to the development of calligraphy?

First, learn regular script patiently, such as Yan Ti and Liu Ti. After mastering regular script, you can practice running script, and Wang Xizhi's Preface to Lanting can be posted. After proficiency, you can integrate your own things and slowly practice calligraphy with your own characteristics. It's hard to practice calligraphy. With perseverance, great calligraphers can be born.