Never was a mewing cat a good mouser.
More Italian Proverbs:
The dog that quits barking can get some sleep.Italian
Don't believe in the saint unless he works miracles.
Italian
Little children and headaches, great children and heartaches.
Italian
There's no turning a windmill with a pair of bellows.
Italian
It is not easy to steal in thieves' houses.
Italian
He measures others with his own yard.
Italian