A caballo regalado no se le mira el diente.
“Don't look a gift horse in the mouth.”
Do not criticize or judge something given to you for free.
— Traditional Guatemala Wisdom, Guatemala
Source: Traditional Guatemala proverb, public-domain oral tradition
More Proverbs from Guatemala
The shrimp that falls asleep gets carried off by the current.
Complacency or inattention lets opportunity or danger overtake you.
There is no bad from which good does not come.
Even misfortune eventually brings some hidden benefit.
A tree that grows crooked never straightens its trunk.
Deeply ingrained character or habits are very hard to change.
Better late than never.
Doing something after a delay is preferable to never doing it at all.
God helps him who rises early.
Effort and early diligence tend to be rewarded.
A dog that barks does not bite.
Loud threats often come from those least likely to act on them.