病从口入，祸从口出
bìng​cóng​kǒu​rù​huò​cóng​kǒu​chū

illness enters by the mouth, trouble comes out by the mouth

  1. 病从口入 病從口入 bìng​cóng​kǒu​rù
    illness enters by the mouth
    (idiom) Illness is caused by what one eats, so one should be careful with diet; sometimes used figuratively to mean that a loose tongue causes trouble.
  2. ， huò
    non-Chinese
  3. 祸从口出 禍從口出 huò​cóng​kǒu​chū
    careless talk leads to trouble
    (idiom) disaster comes from the mouth; a loose tongue leads to trouble