A beard once washed is half shaven.
More Portuguese Proverbs:
The bird hunting a locust is unaware of the hawk hunting him.Portuguese
Buy your greyhound, don't rear him.
Portuguese
A good thing is known when it is lost.
Portuguese
There is plenty of corn in Castile, but he who has none, starves.
Portuguese
If you would be in good repute, let not the sun find you in bed.
Portuguese
Threatened folks eat bread.
Portuguese