Remembering a bottle of Irish whiskey they had received as a gift the previous Christmas, she opened and poured a generous amount into the warm milk.
When she walked back at Mother Superior's bed, she held the glass to her lips. Mother drank a little, then a little more.
Before they knew it, she had drunk the whole glass down to the last drop. "Mother," the young nuns asked with earnest, "please impart us some of your wisdom."
She raised herself up in bed with a pious look on her face and said, "Don't sell that cow."