Barking dogs seldom bite. 吠犬不咬人。（意指：对于发出恐吓，或惯于大声吼叫的人，勿须当真。） Every dog has his day. 凡人皆有得意日。（风水轮流转。） Dog does not eat dog. 同类不相残；同室不操戈。 a ...