Xiao Ming litters, and he realizes his mistake. What famous saying should I use to warn him? Xiao Ming litters, and he realizes his mistake. You can use "Don't do evil for small things, don't do it for small things." Warn him with the famous saying "Good deeds are small but not done". You can also use 1. To be kind to the earth is to be kind to yourself 2. To save the earth is to save the future 3. But save a little land and leave it for future generations to cultivate 4. Limited resources, infinite cycle 5. Cherish natural resources and keep life green. (1) Be diligent in your country, be frugal in your family

(2) When three people are walking together, there must be my teacher.