Much caution does no harm.
More Portuguese Proverbs:
To be slow in giving ant to refuse, are alike.Portuguese
A rash man, a skin of good wine, and a glass vessel, do not last long.
Portuguese
Never mention rope in the house of a man who has been hanged.
Portuguese
I renounce the friend who eats what is mine with me, and what is his own by himself.
Portuguese
Where there is life, there is hope.
Portuguese
He should not complain of being cheated who buys the cloth by the sample.
Portuguese