Don’t look a gift horse in the mouth.
More Jewish Proverbs:
If charity cost nothing, the world would be full of philanthropists.Jewish
A fool who can keep silent is counted among the wise.
Jewish
A man is not honest simply because he never had a chance to steal.
Jewish
To every answer you can find a new question.
Jewish
The heart is small and embraces the whole wide world.
Jewish
Don't make a toil of pleasure.
Jewish