What is the first sentence before crossing the river?

According to the query of Baidu Library, the sentence before crossing the river is to clear the way for every mountain. It is a proverb of China that the mountains meet with clear water and the bridges meet with overlapping water. It describes that when the army encounters obstacles in the mountains, it will try to open up the road in order to move on. When you encounter a river obstacle, you will try to bridge it. This sentence means that in the face of difficulties and challenges, we should go forward bravely, not afraid of difficulties and obstacles, and strive to overcome obstacles in order to achieve our goals. This sentence is also often used to describe that when people encounter difficulties in their work, they should have the courage and determination to overcome various problems and keep moving forward. At the same time, it can also be compared to having the courage and wisdom to face and solve all kinds of obstacles on the road of life.