千里之堤,溃于蚁穴 (千里之堤,潰於蟻穴) qiān lǐ zhī dī, kuì yú yǐ xué

qiān lǐ zhī dī, kuì yú yǐ xué phrase an ant hole may cause the collapse of a great dike
Domain: Proverb 谚语
Notes: (CC-CEDICT '千里之堤,潰於蟻穴')