It's hard to go through thousands of trials and tribulations,
It's only when you blow out the wild sand that you get gold.
-Tang Liu Yuxi Langtaosha
Free translation: It takes thousands of times of filtration and hardships to finally get the glittering gold after scouring all the sediment.
Appreciation: It is a metaphor that although an innocent and upright person is framed by a villain for a while, his value will still be discovered after going through all the hardships.
learn from a wide range of views, and
accumulate a lot, but make little progress.
—— Song Su Shi
Free translation: Read extensively, take it simply and carefully, and release it slowly after deep accumulation.
appreciation: through extensive reading, learn more about people and things at all times and in all countries, and firmly remember the good parts; I have accumulated a lot of knowledge materials, and I can choose and use them freely and appropriately when I need them.
what you get from the paper is shallow, and
you never know that you have to do it.
—— Song Luyou Reading in Winter Night
Free translation: After all, the knowledge gained from books is not perfect. To thoroughly understand and learn knowledge, you must practice it yourself.
Appreciation: It's important to study knowledge tirelessly and persistently, but it's not enough, because it's just book knowledge, and book knowledge is the summary of predecessors' practical experience. You can't talk about it on paper, you should "do it yourself".