Learning is an extremely precious thing, and it is not shameful to absorb it from any source. -Abu Ri Faraz

Learning is labor, and it is labor full of thoughts. -ushinski

Books are as rich as the sea, and there are all kinds of department stores. You can't have all your energy, but you can get what spring wants. Therefore, I hope that scholars will ask for one idea at a time.

—— Su Shi's A Brief Introduction to Dongpo's Collected Works

When reading the text, you should read it in great length, raise your spirits, erect your bones and muscles, and don't feel sleepy, just like a sword behind you. It is necessary to be thorough in a paragraph. If you hit the head, you should respond, and if you hit the tail, you should respond first. Don't press the booklet and you will forget it when you cover it.

-Zhu Xi's A Complete Collection of Zhuzi's Genre

There are three readings, that is, the heart, the eyes and the mouth. If your heart is not here, you will not be careful, your mind will not be single-minded, but you will only read the waves. You must never remember it, and it will not last long. Of the three, the heart is the most urgent, and the heart is here, but the eyes are not there?

-Zhu Xi's Rules of Training and Learning

Learning is more important than learning. ..... It's better to know ten things and not get to the ground than to know one thing and get to the ground.

-Dai Zhen's Chronicle of Mr. Dai Dong Yuan.