Gulls on earth, storm in the sea.
More Portuguese Proverbs:
Let every sheep hand by its own leg.Portuguese
A little gall spoils much honey.
Portuguese
Soft water on hard rock, beats so much that it perforates it.
Portuguese
Let the dog bark at me, so he don't bite me.
Portuguese
Of oil, wine, and friends, the oldest.
Portuguese
No one is a good judge of his own case.
Portuguese