Don't take it lightly
In Chinese, Pinyin is "B ù Q ī NgR á NNU", which means not to promise anything. It describes being cautious. It also describes keeping one's word. From hutianlu.
Idiom explanation
Light: easy; promise: promise.
The origin of Idioms
In the volume of hutianlu written by Baiyi Jushi of Huaiyin in the Qing Dynasty, it is said that "if you are strict, you will also be honest and upright, but if you are not indifferent, you will agree with me."
Idiom usage
Verb object; predicate, attributive; with commendatory meaning, it describes being cautious.
Don't take it lightly
sweep away the millions of enemy troops - héng sǎo qiān jūn
a mountain of swords and a forest of sabres - dāo shān jiàn shù
scratch one 's ears and cheeks in embarrassment - zhuā ěr náo sāi
Eating pines and drinking streams - cān sōng yǐn jiàn
administer state affairs well and ensure national security - dìng guó ān bāng