What is the purpose of "making friends, casting points, and grinding rules"?

The phrase "to make friends, to make points, to make rules" emphasizes the importance of making friends.

Originally, it emphasizes the importance of making friends.

Translation: To make friends, we must be like-minded, and we must be able to learn from each other and advise each other on our behavior.

Source: The Thousand Character Essay

Selected text: Konghuai Brothers, they share the same qi and roots. They are friends, and they are admonished by each other in their behavior and conduct.

Translation: Brothers should care for each other, for they share the blood of their parents and are connected to each other like branches of a tree. And to make friends, we must be like-minded; we must be able to learn from one another, and to admonish one another in conduct.

Expanded:

The second part of the Thousand Character Essay focuses on the standards and principles of cultivation, that is, the work of cultivating oneself. principles, that is, the work of cultivating one's body. It points out that one should be filial to one's parents and cherish the body passed on by them, and that one should know one's faults and change them, speak of trust, maintain one's innocence, and build up a good image and reputation. The text then goes on to elaborate in depth on loyalty, filial piety, and one's speech and demeanor, friendships, and preservation of fidelity.

The Thousand Character Essay, an early Chinese textbook for monks, is the best reading material for enlightening and educating children, as well as a vivid and excellent small encyclopedia, as it covers a wide range of knowledge, including astronomy, geography, nature, society and history. The fact that the Thousand Character Classic has been in circulation for more than 1,400 years shows that it is both a widely circulated children's book and an integral part of traditional Chinese culture.

Baidu Encyclopedia - Thousand Character Essay