The origin, story and meaning of the idiom "There is no limit to learning".

Literally, in the vast mountains piled with books, diligence is the only way to climb the peak; In the pursuit of learning and continuous exploration, it is an endless ocean, and suffering will be a moving ship that can take you to success. On the road to study, there is no shortcut, and there is no boat sailing with the wind. If you want to learn more and more knowledge in the mountains of books and knowledge, "diligence" and "concentration" are two indispensable and the best conditions. This is his famous scholarship, which aims to encourage people to study more and not be afraid of hardship. It is also included in "Zengguang Xianwen". There is a famous saying of Han Yu, a famous poet and philosopher in the Tang Dynasty, in the ancient saying "There is no end to the study of mountains, and there is no end to the study of the sea." This sentence of Han Yu is intended to tell people that there is no shortcut on the road to study. "Diligence" and "concentration" are two indispensable and the best conditions. It is called virtuous writing in ancient times and virtuous writing in ancient and modern times. The title of this book was first seen in the drama Peony Pavilion in the Wanli period of the Ming Dynasty, and it can be inferred that this book was written in the Wanli period at the latest. Later, after the continuous supplement of scholars in the Ming and Qing Dynasties, it was changed to its present appearance.