How do future generations evaluate Yan Zhenqing?

Yan Zhenqing was an outstanding calligrapher in the Tang Dynasty. He is upright and upright. He once held high the banner of righteousness and fought against the insurgents such as An and Shi. Later, in order to maintain the unity of the Tang Dynasty, he made indomitable and heroic sacrifices, and his deeds were praised by later generations. His calligraphy is dignified, majestic and magnificent, which shows the style of the times in the prosperous Tang Dynasty and is respected as "Yan Ti" by later generations, which has a far-reaching influence on later generations.