There is never enmity between the cook and the butler.
More Italian Proverbs:
To preserve friendship, one must build walls.Italian
He cries wine, and sells vinegar.
Italian
Wise men learn by other men's mistakes, fools by their own.
Italian
Take care you don't let your tail be caught in the door.
Italian
When you see the wolf, do not look for his track.
Italian
The thief's wife does not always laugh.
Italian