Actually, finger strength, elasticity, and feel are all issues.
It means being able to concentrate all your energy on the tip of the pen and fully express the beauty of the shape of the characters.
In fact, it is a process of using force smoothly. When you first start practicing, you will not be able to apply it well, so more practice is necessary.
It is recommended that you do not practice one font.
Comprehensive practice of regular script, running script, and official script will make it easier to understand the relationship between the power of writing!