Remind people to cherish food, be grateful for work and cherish food. This sentence is taken from the poem "Shizi" by Lu You, a poet in the Tang Dynasty. The meaning of this sentence is to remind people to cherish food, be grateful for labor and cherish food. While enjoying delicious food, people need to remember the hard work and efforts behind the production process. This is an exhortation to cherish food, not to waste food, and to pay attention to respecting and thanking farmers' labor.