How to learn exquisite calligraphy?

You are interested in calligraphy, very good! This is the basis of your progress. When you say "exquisite calligraphy", you may mean small fonts, such as fine. If you want to practice lower case writing, you can choose a lower case writing brush. The smaller one, mainly wool, will tell you. As for the quality of the brush, it's really hard to say. Generally speaking, it is better to be more expensive. The way to practice calligraphy is to paste, write according to and draw a gourd ladle. The more you draw, the better. Keep practicing, the more you keep practicing! Draw and draw, and you will make progress.