The dog that is quarrelsome and not strong, woe to his hide.
More Italian Proverbs:
When there is little bread at table put plenty on your plate.Italian
The dog that bites does not bark in vain.
Italian
With the first wife is matrimony, the second company, the third heresy.
Italian
Every day has its night.
Italian
The tree is known by its fruit.
Italian
The injurer never forgets.
Italian