The theory that sheep kneel and cry for milk and feed back gratitude and filial piety
According to legend, the lamb said to his mother, "Mom, you love me so much. How can I repay your kindness?" Mother sheep said, "Why should I ask you to repay me?" As long as you have this piece of filial piety, mom will be satisfied. "Hearing this, the lamb couldn't help crying ... In order to repay the kindness of the ewe, the lamb had to kneel down every time he ate milk. He knows that his mother fed him, and he kneels and thanks his mother for feeding him. This is "the lamb kneels and suckles".
It is said that when the crow was a child, its mother flew out very hard to find food and then came back to feed it bite by bite. Gradually, the little crow grew up, and the mother crow was too old to fly, and she could no longer fly out to find food. At this time, the grown-up crow did not forget his mother's nurturing grace, but also followed her example. He flies out to find food every day, then comes back to feed his mother and take care of the old crow, and he will not be bored until the old crow dies naturally. This is "the crow feeds back".
According to records, "feeding back" is the habit of crows. When the crow's chick grows up, it must feed its mother. In Compendium of Materia Medica, the crow is called a good bird: "This bird was born, its mother ate for 60 days, and its elders fed it back for 60 days, which can be described as filial piety." Later, people compared feedback to being a child and honoring parents.
Shu Xi said in "Poems to Make Up for Death": "Birds in the forest feed on them". Su Zhe's poem also mentioned: "Ma Chi doesn't feel that the southwest is far away, so why do birds fly day and night?" . It is said that crows are raised by mother birds. When the mother birds are old and can't eat any more, the little crows feed them in return. As a result, "crow feeds back" and "lamb kneels and milks" have become idioms to describe children's gratitude and filial piety to their parents.
Yang Guifei's kindness to her parents means gratitude and filial piety.
There is no doubt that the lamb said to its mother, "Mom, how can I repay you for your kindness?" Aunt Yang said, "I don't want you to repay anything. As long as you have this filial piety, my mother will be satisfied. After listening to this, the lamb couldn't help crying ... In order to repay the ewe's kindness, the lamb kneels every time she suckles. It knows that it was the mother who fed it with breast milk, and it is grateful for the mother's nurturing grace to kneel down to eat milk. This is "the lamb kneels and suckles".
It is said that when a crow was young, its mother worked hard to find food and then came back to feed it. The little crow is growing up, and the mother crow is getting old, so she can't fly any more and can't fly to find food. At this time, the grown-up crows did not forget their mothers' nurturing grace, but also learned from their mothers' sons. They flew to look for food every day, then came back to feed their mothers and take care of the old crows, and they never got bored until the old crows died naturally. This is "crows feed their parents back".
According to records, "feeding back parents" is the habit of crows. The crow's chick is getting bigger, and it has to take food to raise its mother. "Materia Medica" called the crow a good bird: "This bird was born, its mother nursed it on the 60 th, and its elders nursed its parents on the 60 th, which can be described as filial piety." Later, people compared feedback to filial piety.
Settle in the "Poems for Remembrance" said, "Noisy forest birds, feeding". Su Zhe's poem also mentioned, "A horse's wings don't know the southwest, so why should a bird fly day and night?". It is said that crows are raised by female birds. When the female birds are old and can't find food, the little crows feed the female birds with food in order to repay them. From this, "crow feeds back parents" and "lamb kneels and suckles" have become idioms to describe children's gratitude and filial piety to their parents.