A useless watch dog barks but stays far away.
More Sicilian Proverbs:
Men in glass houses should not throw stones.Sicilian
Neither you happy nor I consoled.
Sicilian
By candle light, neither women nor cloth.
Sicilian
Love is bitter, but it comforts the heart.
Sicilian
The cowherd who has fodder has bread, and if he doesn't have fodder then he ends up without oxen and without bread.
Sicilian
If you want to know if someone has money, observe his beard and his boots.
Sicilian