千里之堤，溃于蚁穴

Explanation: Dike: dike; collapse: collapse; nest: Mayi Dong. A small Mayi Dong, Long Beach can break a thousand miles. Small compared inadvertently lead to disaster. 　　Usage: The main predicate; as the predicate attribute; for dissuasive aspect 　　Source: Qin Han Fei, "Han Fei Yu old": "A little knowledge, a dangerous thing to ants of the hole collapse; hundred feet of the room to smoke of burning sudden gap." Thesaurus:  stage a war, harass the people and drain the treasury, Tire the troops Dynamic public, Half the force times, fatigue Had [would] as lief ...as capture, to make big investment for small returns Antonym Group:  Begging pulp liquor, Profit The times