猖狂的疯子也会哭
[chāng kuáng de fēng zi yĕ huì kū]
'猖狂的疯子也会哭' (Changkuang de fengzi ye hui ku) means 'Even a wild madman will cry'. This suggests that even someone perceived as crazy or reckless still has deep emotions and vulnerabilities hidden beneath their tough exterior.