What are the poems about learning (few words, few lines)? Not poetry! I want the full text!

"Persuade to Learn" [Tang] Yan Zhenqing night light five-watch chicken, it is when men study, black hair does not know how to study hard early, and white head regrets studying late. The meaning of this poem is to persuade people to work hard and study hard from an early age. If you don't know how to study hard when you are young, you will regret studying too late when you are old. "Reading on a Winter Night" [Song] Lu You knows all about the past, and it takes time to get old. What you get on paper is so shallow that you never know what you have to do. This poem means that the ancients spared no effort in learning. Fight for it all your life, often when you are young, you will succeed when you are old. The knowledge gained from books is superficial after all, and it is impossible to understand the true meaning of knowledge. To truly understand the profound truth in books, you must practice it yourself. "Persuasion Poetry" [Tang] Han Yu does not spend money on reading, and reading is ten thousand times more profitable. Read ancient books in front of the window and look for the meaning of books under the lamp. The poor are rich because of books, and the rich are expensive because of books. This poem means that you can become knowledgeable without spending money on reading; Study hard; The poor become rich with knowledge after reading, and the rich become noble with books after reading. "Academy" [Song] Liu Guo's mechanics is like ploughing, diligent and self-aware. But if you do too many books, you will get old. The meaning of this poem is to study hard, like a farmer plowing the land, being diligent and lazy is well aware; If you read more books and increase your knowledge, you will have a bumper harvest in agriculture. It also reflects a little effort and a little gain.