玩世不恭放荡不羁
[wán shì bù gōng fàng dàng bù jī]
'Wanshi bugong fangtang buji' translates to 'Worldly Reckless and Wild Unbound', depicting someone who chooses a lifestyle characterized by rebellion and disregard for social conventions, indicating an unconventional or free-spirited individual who does not conform easily to rules or norms.