unalterable truth
Chinese idiom, Pinyin is B ù y ì zh ī di ǎ n, meaning unchangeable rules. From the ode to the white horse.
The origin of Idioms
Yan Yanzhi's Ode to zhebaima in Song Dynasty: "it's not easy to teach and respect, but it's necessary to teach people."
Idiom usage
To be formal; to be an object; to be derogatory.
unalterable truth
work shame facedly with one's enemies - tiǎn yán shì chóu
chop one 's vitality day by day -- have sexual intercourse every night - dàn dàn ér fá
Wandering in the East and in the West - dōng zhī xī wú
a modest , self-disciplined gentleman - qiān qiān jūn zǐ
a carbuncle neglected becomes the bane of your life - yǎng yōng yí huàn