Obscure, Incorrect Reference - Ah. My previous reference to Wilde may, in fact, belong to Churchill. See:Drinking Quotes

Lady Astor, aghast at a party. "Mr. Churchill your drunk!"
Mr. Churchill: "And you, Lady Astor, are ugly. As for my condition, it will pass by the morning.
You, however, will still be ugly."

"Sir, if you were my husband, I would poison your drink."
Lady Astor to Winston Churchill

"Madam, if you were my wife, I would drink it."
--Churchill's reply

I'll have to look into this further. Soon.