keep one 's heart as hard as the nether millstone
Heart like stone, Chinese idiom, Pinyin is x ī NR ú Ti ě sh í, which means that the heart is as hard as stone. It means that the heart is hard or the will is very firm. It comes from the order that the king of imperial edict must lead a long history.
Analysis of Idioms
Cold as ice, hard as stone
Idiom usage
Zi Long was born in adversity, not by wealth. The forty first chapter of romance of the Three Kingdoms by Luo Guanzhong in Ming Dynasty
The origin of Idioms
Cao Cao of Han Dynasty wrote that "the king of imperial edict must receive the order of long history": "loyalty, diligence, heart as iron as a stone, the country's good officials."
Chinese PinYin : xīn rú tiě shí
keep one 's heart as hard as the nether millstone
be sociable , but not clannish. qún ér bù dǎng
Growing with each passing day. màn màn rì mào
thoroughly read and deeply think. shú dú shēn sī
golden laws and precious rules. jīn kē yù tiáo