The son-in-law’s sack is never full.
More Portuguese Proverbs:
A bustling mother makes a slothful daughter.Portuguese
The swindler readily cheats the covetous man.
Portuguese
He who makes one basket can make a hundred.
Portuguese
Better to have friends in the marketplace than money in your coffers.
Portuguese
A small spark makes a great fire.
Portuguese
A great thrust of a lance at a dead Moor.
Portuguese