This couplet was written by Comrade Zhou Enlai when he was studying in Tianjin Nankai School. He warned himself that people should take choice as their friends and pay attention to practice when reading. It reflects his great personality and excellent work style, that is to say, if he wants to achieve great things, he must go along with honest people and get rid of the shackles of his predecessors and find another way to study.
Working with courageous people tells the purpose and principle of making friends. Zhou Enlai insightful put forward the idea of choosing "courageous people" as friends, that is, choosing like-minded people who treat each other with courage in their studies and revolutionary career as bosom friends, encouraging each other and bringing out the best in each other, so as to benefit their career.
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The enlightenment of "working with courageous people and learning from places without words";
Reading without Words is even more thought-provoking. It tells us that everything should proceed from reality, and so should reading. In reading, we should learn to combine efforts, improve our combined intelligence, empirical intelligence and practical intelligence through practice, and comprehensively enhance our ability to understand and transform the world.
Make more friends who are better than yourself in some ways. Don't envy others' talents, but learn to appreciate them. If you can appreciate, improve and support each other, your circle of friends will become a very powerful group, which will be of great benefit to your life. "Working with courageous people" can be regarded as an important principle of making friends.