1. Original text: Once upon a time, there was no water in the sea, except for Wushan, it was not a cloud.

From: Tang Dynasty·Yuan Zhen's "Five Poems on Lisi·Four"

Interpretation: After experiencing the magnificent sea, the water elsewhere is no longer worth looking at. Once you have been intoxicated by the dream of clouds and rain in Wushan, the scenery elsewhere will not be called clouds and rain.

2. Original text: What you learn on paper will eventually make you realize it, but you will definitely know that this matter must be carried out in detail. ?

From: "Winter Night Reading to Show Ziyu" by Lu You of the Song Dynasty

Interpretation: After all, the knowledge obtained from books is not perfect. To understand things thoroughly, one must personally practice.

3. Original text: People in the world need gold to make friends. Without more gold, friendship will not be deep. ?

From: "Inscribed on the Master of Chang'an Wall" by Zhang Wei of the Tang Dynasty

Interpretation: Secular people need gold as a bond to make friends with each other. Gold is not used much, and friendship is natural. Not deep.

4. Original text: The world is as short as a spring dream, and human feelings are as thin as autumn clouds.

From: "Xijiang Moon·Worldly Things Are as Short as a Spring Dream" by Zhu Dunru in the Song Dynasty

Interpretation: The worldly affairs are short-lived and fleeting like a spring dream. Human feelings are indifferent, just like the thin clouds in the clear autumn sky.

5. Original text: The ancients spared no effort in their knowledge, and only when they are young can they become mature.

From: "Winter Night Reading to Show Zi Yu" by Lu You of the Song Dynasty

Interpretation: The ancients spared no effort in learning. They worked hard when they were young and achieved success in old age.