The stone is invincible
As a Chinese idiom, the Pinyin is Lu ǎ NSH í B ù D í, which means that there is a great difference in power between the two sides. It comes from the forest of Yi Chinese characters by Jiao Yanshou.
The origin of Idioms
Jiao Yanshou's Yilin of the Han Dynasty, Volume 13: "when an egg fights with a stone, there is no doubt that the milu is broken; when it moves, there is regret; when it comes out, there is no time."
Examples
Some people often want to copy words to control, which is hindered by the mother's training, and the gap between the rich and the poor, so they have to bear it. The 19th chapter of nine lives and strange injustice by Wu Jianren in Qing Dynasty
The stone is invincible
have integrity and be public-spirited - bù tān wé bǎo
flourishing leaves and withering flowers - lǜ féi hóng shòu
confirmed habits are hard to get rid of - jī zhòng nán fǎn