得瑟过劲必闪腰走路太骚会摔跤
[dé sè guò jìng bì shăn yāo zŏu lù tài sāo huì shuāi jiāo]
A colloquial and humorous way of saying 'being too cocky might make you regret.' It humorously cautions not to be overly proud as it can lead to failure or mistakes, emphasizing modesty over arrogance or flamboyance.