Friends and mules fail us at hard passes.
More Portuguese Proverbs:
Let him eat the tough morsel who eat the tender.Portuguese
If you have a friend who is a doctor, then send him to your enemy's house.
Portuguese
The devil is not so ugly as he is painted.
Portuguese
An empty purse and a new house make a man wise, but too late.
Portuguese
Conceal not your secret from your friend, or you deserve to lose him.
Portuguese
A hungry wolf is not at rest.
Portuguese