act recklessly and care for nobody
Unbridled, Chinese idiom, Pinyin is Z ì w ú J ì D à n, meaning unbridled. It's from 20 years of witnessing.
The origin of Idioms
The 15th chapter of Wu Jianren's twenty years of witnessing the strange situation in the Qing Dynasty: "Chenghui made the accounting room, and all the people above and below were his own teeth and claws, so he was unscrupulous."
Idiom usage
I have no scruples at all. You can't be reckless all the time.
act recklessly and care for nobody
deep in the night and all is quiet - gēng shēn rén jìng
deliberate act as a warning to the opponent - qiāo shān zhèn hǔ
travel the length and breadth of the country - zǒu nán chuǎng běi
perfect match between a man and a girl - nǚ mào láng cái