（Purely personal perceptions, not necessarily correct ！）

• People shouldn’t produce and consume unrestrainedly just for money; the resources are limited, but money is unlimited.
• We should control our desires, save food, electricity, paper, water, disposable products, and solid wood products, especially refuse to buy and use wood products made from tropical rainforest resources, such as cutting boards, furniture, and tea sets. Besides, everyone must sort the garbage at home and refuse to be wasteful!  
• The extinction of mankind lies in the weakness of human nature. If everyone has a heart of awe and can be suppress the bad side of human nature, Especially the greedy nature, Our society will definitely be better!