Jack will never make a gentleman.
More Portuguese Proverbs:
An honest man's word is as good as the king's.Portuguese
Gain has a pleasant odour, come whence it will.
Portuguese
The blind man has picked up a coin.
Portuguese
Cheat me in the price and not in the goods.
Portuguese
Before you marry consider what you do.
Portuguese
A goose, a woman, and a goat, are bad things lean.
Portuguese