However, if two people need to take care of each other, they may not walk very fast, and they will bring a lot of things, and they will not walk very fast, at least none of them will walk fast. But because they are two people, they will take more items accordingly and take care of each other, so they can go further.
This sentence shows the importance of unity and cooperation and tells us to have the spirit of teamwork. Only in this way can we go further and do better. Although it seems convenient to fight alone, in fact it won't last long.
This sentence emphasizes the role of cooperation.