Of course, there is progress in learning calligraphy. If you become a master of calligraphy, a calligraphy and painting can be worth tens of thousands, and calligraphy is for high-ranking officials and nobles. I estimate that you can play calligraphy until you are eighty years old. Of course, martial arts and Combining calligraphy with practice is also ideal, especially when your children practice Chinese martial arts routines, control of finger strength, and movements of martial arts movements such as "high and low", "left and right", and seeking stillness in movement and movement in stillness, which are all similar to calligraphy.