Why do calligraphy works have different styles?

Because calligraphy art is divided into seal script, official script, regular script, running script, cursive script and other different styles, and each style has different styles and schools, people's personalities, temperaments, artistic origins and life experiences are different, and the styles of calligraphy works are also very different. Or simple and dignified, or beautiful and graceful, or elegant and elegant, or uninhibited, and so on. Throughout the ages, a hundred flowers are blooming and colorful, and different styles give people different aesthetic feelings.