What are the basic conditions for practicing calligraphy?

1. Time: If a major practices calligraphy for at least 4 hours every day, then calligraphy theory has 1 hour. 2. Perseverance: It takes perseverance to practice for a long time every day. 3. Economic basis: pen and ink should not be bad, ink should be fragrant, and paper should be Xuan paper to write good works. 4. A good environment: don't be impetuous, don't be dirty, and it is best to be influenced by sister art.