1. Ice is green, which is taken from blue and green is blue, and water is colder than water. —— Warring States Period: Xunzi's "Encouraging Learning"

Translation: Indigo is extracted from blue grass, but it is darker than blue grass; Ice is condensed from water, but it is colder than water.

2. No one has died in life since ancient times, so take the heart of Dan to shine on the history. -Wen Tianxiang

translation of "Crossing the Zero Ding Yang": Who can live forever since ancient times? I want to leave a patriotic heart that reflects the history.

3. The new bamboo is higher than the old bamboo branches, and it is all supported by the old ones. The next year will come out again, will grow taller. -"Hsinchu" Zheng Xie

Translation: Newly-grown bamboos are taller than old ones, and their growth depends entirely on the old branches. New ones will grow next year, and they will grow taller.

shine on you is better than blue, and the growth of new forces needs the active support of the older generation. The first two sentences are a review, which not only expresses that "the waves behind the Yangtze River push the waves before, and the new generation is better than the old one", but also expresses that the younger generation does not forget the support and teaching of the predecessors; The last two sentences are prospects, which are used to express that the new forces will be better and stronger.

4. How clear is it to ask the canal? Because there is an inexhaustible source of constant flow of living water for it. -"Two Thoughts on Reading Books" Zhu Xi

Translation: Why is the water in that square pond so clear? It is because there is an inexhaustible source that continuously delivers living water for it.

If the reader abandons the description object of the poem itself, this truth can be completely extended. For example, if "book" is understood as "book", and the contents of books are not general, such as medical books, philosophy books, history books, science and technology books and so on.

It only reflects the beauty of literature and art in terms of literary content, such as poetry, music, prose and so on. Then, it can also be considered that "flowing water from the source" expresses "inexhaustible literary thoughts", while "one-night spring tide" expresses "erupting literary thoughts" and so on.