1. The moral expectation of human beings to natural ecology must be related to their moral responsibility to natural ecology, and an equivalent exchange mechanism must be established between human beings and natural ecology, so as to limit and eliminate the irresponsible evil behavior of human beings to natural ecology and the expansion of self-interest desire, and correct the serious disharmony between man and nature.

2. The earth can satisfy human needs, but it can't satisfy human greed.

3. Every field of nature is wonderful.

4. What the earth gives to all people is the essence of material, but in the end, what it gets back from people is the rubbish of these materials.

5. As a result of our violation of nature, we have destroyed the beauty of natural landscape, natural dynamic beauty and natural beauty.

6. The barn is full of mice and birds, and the grass is full of rabbits and foxes.

7. People can only live according to the experience inspired by nature.

8. Without a clean and beautiful environment, no matter how comfortable living conditions are, it is meaningless.

9. Nature will not deceive us, but it is often ourselves who deceive us.

1. Let's not be intoxicated with our victory over nature. For every such victory, nature has retaliated against us.