What are the slogans for eliminating waste in buffets?

One porridge and one meal should be considered hard-earned, and it is difficult to think about material resources even half a moment;

It is shameful to provide unlimited supply of small quantities and multiple times to put an end to waste;

Take the amount you need and eliminate waste;

Strictly practice thrift and oppose extravagance and waste;

Carry out the 'CD-ROM Action' to advocate civilized and frugal dining;

Cherish food and stay away from waste;

It is glorious to save food, but it is shameful to waste food;

Put an end to waste on the tip of your tongue;

Who knows that every meal on the plate is hard work? ;

Although the grain of rice is small, Jun Mo still has a good reputation for being diligent and thrifty.