One porridge and one meal should be remembered as hard-earned. Who would have thought that every meal on the plate is hard work! 1. To cherish food is to love life. 2. Food is life, knowledge saves the soul. 3. Cherish food and avoid waste. 4. Be polite and orderly. 5. Food is culture, please start with window civilization. 6. 〈〈hoeing〉〉 is more than just poetry, it requires hard work and requires action. 7. The "food" heart of heaven and earth, precious food must not be eaten away. 8. Who knows that every grain of food on the plate is hard work. 9. When drinking water, think about its source, and when eating, be frugal. Every plate of Chinese food is a labor of love. 10. A porridge or a meal should be remembered as hard-earned, and every trace of persistent thought is difficult to come by. 11. Respecting others means respecting oneself, and being convenient to others means being convenient to oneself. 12. What falls down is leftover food, and what is shed is blood and sweat. 13. One minute on the plate, more work in the kitchen. 14. The era of educated youth has passed. Please do not "jump in line" anymore. 15. Please keep the dining table hygienic and give us a clean dining environment. 16. If you don’t eat clean food, you will be sick. If you don’t eat enough, you will have many flies. 17. The school cafeteria is really big. It’s up to everyone to keep it clean and tidy. Please queue up when you come to buy food. It’s really wrong to rush for the first place. 18. Even if you are hungry, you must remain graceful. 19. Clean and hygienic, you and I work together. 20. Keep the green, keep the beauty. To make our home better, please don’t use disposable chopsticks. 21. Instead of using chopsticks, plant trees to create shade. 22. Bring your own dishes and chopsticks to protect the environment. 23. The food passes through the intestines, but courtesy remains in the heart. 24. Be humble to each other and be as close as one family. 25. No matter how small a grain of rice is, don’t throw it away, but be diligent and thrifty to keep a good reputation. 26. Although a grain of rice is small, it is still difficult. Don’t take the hard work as a joke. 27. The food in the canteen is delicious, so be courteous when buying food. 28. If you sweat every grain of rice, you should regret it if you spare no food. 29. You and I read the ancient poem "Hoeing the Harvest" and remember that the food on the plate is bitter. 30. Saving is glorious, and everyone praises it; waste is shameful, and everyone hates it.