A hungry wolf is not at rest.
More Portuguese Proverbs:
If you give orders and leave, the work won't get done.Portuguese
Cheat me in the price and not in the goods.
Portuguese
Three brothers, three fortresses.
Portuguese
Every man to his trade.
Portuguese
Beware of the door with too many keys.
Portuguese
It is better to receive awards that you don't deserve rather than deserve them and not receive them.
Portuguese