Wiktionary
golden geese
n. (golden goose English)
Usage examples of "golden geese".
T exercised patient diplomacy with its five Tl's, putting up with their vagaries like the doting owners of so many golden geese.
I obligingly sat down, determined not to kill any golden geese through over-exuberance.
So you're right that it's really important to figure out how to copy the allas so that it's not just you and Babs being golden geese when everyone finds out.
He saw in his mind seven notes fly out as if they were golden geese with silver wings.