病从口入，祸从口出

See also: 病從口入，禍從口出

Chinese

For pronunciation and definitions of 病从口入，祸从口出 – see 病從口入，禍從口出 (“Disease goes in by the mouth and trouble comes out of the mouth.; illness comes in via the mouth because of food and trouble goes out via the mouth because of words; carefulness is required in one's diet and speech”). (This term is the simplified form of 病從口入，禍從口出).

Notes: Simplified Chinese is mainly used in Mainland China, Malaysia, and Singapore. Traditional Chinese is mainly used in Hong Kong, Macau, and Taiwan.