What idioms are there in writing calligraphy?

Pen and ink are horizontal, vigorous, dangerous, full of pen power, spring insects and autumn snakes, fine pen Mo Miao, dragon and snake in the pen, dragon and snake at the bottom of the pen, spring breeze at the bottom of the pen, sweeping a thousand troops, old ink show, words see the heart, Ding Zhenkai grass, Ding Zhenyong grass, wood for three points, force through the back of the paper, pen like thunder, majestic, clouds open thousands of miles. Charm is changeable, phoenix falls and flies, phoenix dances dragonfly, phoenix falls and flies back, peaceful and smooth, foreign teachers are natural, ingenious, dragon and dragonfly dance, dragon and snake dance, Rowen tiger shakes, dragon stretches and bends, Yue Long lies with tiger, Rowen tiger shakes, dragon and snake dances.