The method is to spend more than ten dollars to buy a hard-pen calligraphy template online and write according to the words on the template. Write a word every day. Then make the written words into cards. Take it with you and take it out when you have time. In this way, the handwriting will be very good in three weeks. As for writing good calligraphy, it is easier. Song and bold are both horizontal and vertical. Just pay attention to the structure of the bookshelf and you will be able to write it in a few days. As long as you have confidence and determination, stick to it for a few weeks and understand. A month later, hard-pen calligraphy will definitely impress others.
If you learn calligraphy, you can't do it quickly in a short time. Because the skill of controlling and mastering the brush is unfathomable. Not only the wrist, but also the elbow. Unlike all kinds of books, pens can't be written in a month or two.