: "If you use it all at ease, the rules are darker than your mind, and you will naturally tolerate and wander. Before I write, I drift freely, Han Fei. It is also the heart of the sheep, which is endless; I can't see the whole cow. " This is a short passage in Shu Pu written by Sun Dading, a great calligrapher in the Tang Dynasty, which means practicing calligraphy. If you want to work hard, you must memorize the rules of calligraphy. You will be able to brew and write freely before you put pen to paper.
Thus, to achieve a relaxed state.