The loss which your neighbour does not know is no real loss.
More Portuguese Proverbs:
Stumbling is not falling.Portuguese
A well-formed figure needs no cloak.
Portuguese
The cat well knows whose beard she licks.
Portuguese
Everything has its time.
Portuguese
The thief proceeds from a needle to gold, and from gold to the gallows.
Portuguese
He is an old saint, any may leave it in the hands of God.
Portuguese