Interpretation of the significance of calligraphy lens

Mi Fei's knowledge is also very high, and Su Shi's techniques are also very good. The tough classification in this paper is purely erotic. Calligraphers who have reached the height of Song Sijia are close to impeccable in skills. Mifei's calligraphy style looks more modern, but he doesn't know that classicism is to the extreme. Su Shi's calligraphy is more bookish, seemingly classical, but actually more spontaneous.