Masters of calligraphy, how about Sean's Four Forces Method?

Not so good. Calligraphy cannot be accelerated. Just like fitness, calligraphy requires great wrist strength. Without strength as the foundation, an empty posture is impossible to look good. Hard pen is better. If you write calligraphy, it is impossible to look good without more than 5 years. Almost all the famous people in history will be around 40. It's all six. I have been writing since I was 7 years old, and I write with a brush every day.