爱屋及乌

Love me ，love my dog.

He that loves the tree loves the branch.

eg：Jack walked Jill's dog every day, that's really:Love me, love my dog.

中英俚语俗语来源：《尚书大传·大战》：“爱人者，兼其屋上之鸟。”

同义词：幼吾幼以及人之幼。 Charity begins at home.