2. Regular script, also known as official script and original script, has high requirements on the basic strokes of calligraphy, such as horizontal and vertical strokes, as well as the frame structure and font of Chinese characters, and is the basis for writing other seal scripts, official scripts, running scripts and cursive scripts.
3. Only if you have a solid foundation of block letters, your calligraphy will have more room for improvement in the future, otherwise your calligraphy will never be improved.