Combine the article to talk about why Liu Gongquan later became a famous calligrapher.

Liu Gongquan was a famous calligrapher in Tang Dynasty. His calligraphy is called "Liu Ti", which is an important school in the history of calligraphy in China. He can become a famous calligrapher for several reasons:

First of all, Liu Gongquan is very talented in calligraphy. He has shown great interest in calligraphy since he was a child and likes to imitate the handwriting of famous artists. His talent enabled him to master the basic skills quickly in the process of learning calligraphy, which laid a solid foundation for his future achievements.

Secondly, Liu Gongquan works hard. He knows that calligraphy needs long-term practice and thinking, so he spends a lot of time and energy on calligraphy. It is said that he practices for several hours every day, even to the point of forgetting to eat and sleep. This persistent spirit made his calligraphy level improve constantly, and finally reached a perfect state.

Finally, Liu Gongquan has unique insights and innovations in calligraphy art. He is unconventional and dares to break away from convention and create his own unique style. His "Liu Ti" calligraphy not only has the charm of the ancients, but also has its own personality, so it is highly praised by future generations. For example, his regular script is dignified and beautiful, and his running script is smooth and natural, which reflects his unique artistic style.

To sum up, Liu Gongquan became a famous calligrapher because of his talent, diligence and innovative spirit. His successful experience tells us that success in a certain field requires not only talent and hard work, but also innovation.