You can do it. Give yourself a long time. When writing, if you feel sleepy after writing a few words, then go to bed. Get up and write again. After a sleep, my heart will calm down. No, sleep again and get up again. Note that when you really calm down, your heart to learn China's calligraphy will become stronger, and then you will write according to your own temper. The ancients said that the heart is still far away.