Questions about rivers, ponds, ponds, wells, puddles, fish ponds and roads: water gathers in prosperous towns, wealth gathers in water, and there is a pool in front of the house, not afraid of the five kings. Historically, lots with rivers, ponds, pools and puddles were places where people made a fortune. These places should have a broader vision, good air circulation, adapt to the development of production, and have rich material sources, suitable for human survival and life, and live and work in peace and contentment. This is beneficial, useful, beneficial and advantageous. There are rivers, ponds and wells, and children must pay attention to safety first. "The ponds in front of the house and behind the house are connected, and the young lang will die." This is the negative part of water. Here, the statement about Wang Cai is a relatively uncertain function word, but the statement about security is a substantive content word and a direct problem. Feng Shui also brings roads into the category of water and wealth. In the practical application and operation of geomantic omen, road has the same meaning as water and wealth. The road to modernization has brought convenience and benefits to mankind, which is obvious to all and is well known to all. However, under the condition of convenient transportation, traffic accidents are also common and common. The analysis of the Book of Changes is that everything has advantages and disadvantages, and interests must coexist. What I want to tell people is that human beings should learn to analyze problems comprehensively, and it is only natural to seek advantages and avoid disadvantages correctly.