求全责备 (qiú quán zé bèi) | Meaning: to demand perfection (idiom) | Chinese Idiom with Pinyin & Origin

lit. to blow apart the hairs upon a fur to discover any defect (idiom); fig. to be fastidious · nitpick吹毛求疵chuī máo qiú cī

lit. to wash off dirt to find a scar (idiom) · fig. to nitpick; to seek faults deliberately洗垢求瘢xǐ gòu qiú bān

to criticize harshly · to excoriate苛责kē zé

to demand perfection (idiom)