Idiom definition: kindness: support; Ciwu: a kind of crow, which is said to feed its mother back; Feedback: Black boy grows up and feeds his mother. Metaphor children repay their parents' parenting.
The origin of the idiom: Wu Yingming's "Xuebao recognizes the mother" is the second fold: "As the saying goes, a horse has a rein, and a dog has the grass. If you trample on the street, your kindness will be rewarded."
As the saying goes, a horse has a hanging rein, and a dog has that grass shop, which is good at crying and feeding back. "
short story
Carp is sleeping on the ice.
Wang Xiang, a native of Langya, lost his mother in his early years. His stepmother Zhu spoke ill of him many times in front of his father, which made him lose his father's love. When his parents were ill, he took off his clothes to serve them. His stepmother wants to eat live carp, and it's freezing. He unbuttoned his clothes and lay on the ice. Suddenly, the ice melted by itself and two carp jumped out. After eating, the stepmother really recovered. Wang Xiang lived in seclusion for more than twenty years, and later worked as a senior farmer and an ordinary magistrate from Wenxian County.