Xunzi's advice to learn is wonderful: the gentleman said: you must learn. Green is taken from blue, and green is blue; Ice, water, but colder than water. This straight rope is a wheel, and its curve is the gauge; Although there is a crisis, those who stop coming forward will make it happen. Therefore, the wood is straight by the rope, the gold is sharp, the gentleman is knowledgeable, and he saves himself every day, so he knows clearly without fault. So, if you don't climb the mountain, you don't know the height of the sky. Don't face the deep stream, I don't know the thickness of the ground; I didn't know the greatness of learning until I heard the last words of my late king. The sons of Gan, Yue, Yi and Xun were born in unison, long and different, and naturally educated. The poem says, "Dear Sir, there is no constant rest. Jing Gonger, goodness is integrity. Listen to God and you will be blessed. " God is greater than Tao, and joy is greater than harmlessness. Think all day long, it is better to learn it in a moment; I've tasted it and I'm looking forward to it. Let's go hiking. Climbing a mountain, the arm is not so long, but the person you see is far away; Call with the wind, the sound does not add disease, but the listener is obvious. Those who cheat horses are not good enough, but cause thousands of miles; A man who pretends to be a boat can't swim, but he can't swim. The life of a gentleman is the same, and the goodness lies in personal leave. Sunflowers in the Qingqing Garden of Changgexing (Han Yuefu) are basking in the sun. Spring fills the earth with hope, and everything presents a scene of prosperity. I am always afraid that when the cold autumn comes, the trees in Ye Er will turn yellow and the grass will wither. A hundred rivers go east to the sea, when will they return to the west? A lazy youth, a lousy age. Liu Guo, a poet in the Song Dynasty, wrote a poem called Academy: "The machine is like ploughing, and you are diligent and self-aware. But if you do more books, you will get old. " This poem is about diligent reading, such as a farmer plowing the land and reaping some pains. Every day when the cock crows, it is the best time for boys to read. Teenagers only know how to play, but don't know how to study hard. When they are old, they regret why they didn't know how to study hard when they were young. Learning is like waiting for a mountain. You should strive for the first place step by step. If you don't advance, you will retreat. Today's children are more competitive, which is a classic.