Literature Reference: 谁知盘中餐，粒粒皆辛苦。—— 《悯农》 Who knows that every grain in the bowl is the fruit of bitter toil? Source from 'Mǐn Nóng'.
粒: Particles, tiny solid matter.
粒: Particles, tiny solid matter.
Meaning: Every grain is the fruit of hard work, symbolizing gratitude for labor and the value of diligence.