Never look a gift horse in ...

Never look a gift horse in the mouth.
Never look a gift horse in the mouth.
 John Heywood

More phrases

Teach your children gratefulness. Do all you can to deliver them from our culture's poisonous entitlement mentality.
 Randy Alcorn
Death is at any time blessed but it is twice blessed for a warrior who dies for his cause, that is, truth.
If you pick up a starving dog and make him prosperous he will not bite you. This is the principal difference between a dog and man.
While we are grateful to all the brave men and officers for the events of the past few days, we should, above all, be very grateful to Almighty God, who gives us victory.
All men feel a habitual gratitude, and something of an honorable bigotry, for the objects which have long continued to please them.

Quotes from the same author

All's well that ends well.
 John Heywood
God never sends the mouth but he sendeth meat.
 John Heywood
No man ought to looke a given horse in the mouth.
 John Heywood
Prove your friend ere you have need, but in deed A friend is never known till a man have need.
 John Heywood