There are famous sayings on the theme of cooperation:
1. A single thread cannot make a thread, and a single tree cannot make a forest.
2. Unity is strength.
3. If you can use the strength of all people, you will be invincible in the world; if you can use the wisdom of all people, you will have no fear of the saints.
4. With the efforts of ten thousand people, the world is invincible.
5. He who has the same desire from above and below wins.
6. A drop of water will never dry up until it is put into the ocean.
7. Only tolerance can accommodate people, and only thickness can carry things.