& The mountain stream is shallow and meets my feet. & After passing through the crystal clear mountain spring on the road, I washed my dusty feet, and the fatigue of a day's farming was swept away, and I became comfortable all over. These two sentences are swept away &; Regret and meaning, so relax, this is the natural expression of calm and adaptive mentality. Show your ambition to retire and stick to it. & You can tap my foot. In short, it comes from the ancient song of Canglang, which reads:&; The water in the rough waves is crystal clear, you can hold my tassel; The turbid water in the rough waves can satisfy my feet &; . Originally, it was based on the clarity of the surging river, which vividly expressed the meaning that when it was clear, it was an official, and when it was turbid, it was hidden. Tao Yuanming, on the other hand, made the stream crystal clear and still used it&; Zhuowuzu &; It perfectly shows the author's interest in life, his commitment to nature and his nature of living in harmony with nature.