The relationship between calligraphy art and the spirit of the times.

Since the arrival of mankind, people's bodies have not changed, and their occupations are changing; The words in the dictionary have not changed (meaning), but the way of writing articles is changing; Calligraphy has not changed, but the content is changing; The beauty of art has not changed, but the way of expression is changing. The spirit of the times is always the spirit of the article, never a mere formality, and its code and text are the same. Do you know what you mean?