When the iron pestle is ground into a needle, the work will naturally come. You can consider writing this story. One day, Li Bai sneaked out of school to play. He walked to the stream and saw a mother-in-law grinding something with a big iron pestle. Li Bai felt very strange and went up to him and asked, "What are you doing, old woman?" The old woman said, "I want to grind this iron pestle into a needle." Li Bai said, "Can such a thick pestle be ground into a needle?" The old woman said, "When the iron pestle is ground into a needle, the work will naturally come. As long as you keep grinding every day, you will grind it into a needle one day. " Famous words should refer to the poem he wrote, Wang Lushan Waterfall.

The purple mist is illuminated by sunlight, and the waterfall hangs in front of the mountain.

On the high cliff, it seems to be thousands of feet high, which makes people think that the Milky Way has fallen from heaven to earth. Zaofa baidicheng

Early in the morning, I bid farewell to Jiangling city, which is high into the sky, thousands of miles away, and the boat is only one day away.

Apes on both sides of the Taiwan Strait are crying endlessly, and the canoe has crossed Chung Shan Man. A gift for Wang Lun.

Li Bai was just about to leave when he heard a farewell song from the shore.

Even if the Peach Blossom Pond is deep, it is not as deep as Wang Lun's sending away my love. If necessary, ask again and I'll add.