Revenge is a dish served cold.
More Portuguese Proverbs:
Much chatter, little wit.Portuguese
A girl, a vineyard and a beanfield are difficult to guard.
Portuguese
Eat of your own, and call yourself mine (i.e. Be my servant and find yourself).
Portuguese
If you know what a dollar is worth, try to borrow it.
Portuguese
Every peddler speaks highly about his own needles.
Portuguese
What is marriage, mother? Daughter, it is spinning, bearing children, and weeping.
Portuguese