聪明反被聪明误
cōng​ming​fǎn​bèi​cōng​ming​wù

too smart for one's own good

  1. 聪明 聰明 cōng​ming adjective
    intelligent
    intelligent; bright; clever
  2. 反 fǎn adverbconjunction
    on the contrary
    instead; on the contrary; equivalent to 反而 fǎn'ér or 反倒 fǎn​dào
  3. 被 bèi particlepreposition
    [passive]
    Introduces the doer of an action to show that the subject is being acted upon; if no doer is mentioned, it is placed directly before the verb to indicate the passive voice.
  4. 聪明 聰明 cōng​ming adjective
    intelligent
    intelligent; bright; clever
  5. 误 誤 wù
    to harm
    to harm or cause injury to; to hinder or neglect one's duties