Nothing is difficult in the world, as long as you are willing to climb and study hard, you will do everything in detail every day. When will you go back to the west? A lazy youth, a lousy age. (Han Yuefu's Long Songs) Learn, interrogate, think carefully, distinguish and persist. (Book of Rites) If you don't fly, you will fly to heaven; If you don't sing, it will be a blockbuster. (Sima Qian) Those who gain the Tao help more, while those who lose the Tao help less. ("Mencius") read a hundred times, and its meaning is self-evident. (reflection) catch each other's light, scold your feet, Mao read thousands of books, and write like a god. (Du Fu) The method of reading is step by step, and practice makes perfect. (Zhu) Read thousands of books and take Wan Li Road. (Liu Yi) Time flies, and the sun and the moon fly like a shuttle. (Ming's "Augmented Xianwen") Hanging on the beam, the awl spikes steal the light. Wang Xizhi mistook ink for sauce. Huang Kan mistook ink for a side dish.