It's better to add an extra bucket than to add an extra bucket. (One more bucket of rice means one more villain. ) Is this the first slogan to promote birth control?
Hello! This is indeed an ancient traditional theory of China. Your understanding may be a little biased. This is a summary of the experience of ancient sages on eating habits. Agriculture in ancient China was not very developed, so grain harvest was not as efficient as it is now. Pay attention to every meal and don't eat too much when you are full. This rule is frugal, that is, don't overeat and get gastrointestinal diseases. Therefore, you can also plan ahead.