Dead dogs bite not.
死狗不咬人。
Dog does not eat dog.
同类不相残。
Love me, love my dog.
爱屋及乌。
Let sleeping dogs lie.
勿惹事生非。
Every dog has his day.
人人皆有得意时。
Every dog is a lion at home.
狗在家门口就成了狮子。
Too much pudding will choke a dog.
布丁太多噎死狗。
Barking dogs dont (seldom) bite.
爱叫的狗很少咬人。
All are not thieves that dogs bark at.
狗见了叫的不一定都是贼。(不要以貌取人。)