Arguments out of a pretty mouth are unanswerable. - Joseph Addison
Oh! too convincing - dangerously dear - In woman's eye the unanswerable tear! - Lord Byron
Perhaps the one unanswerable question in life is why so many of us choose to live in a fantasy world of our own creation that offers us nothing but pain. - James Rozoff
Can a mortal ask questions which God finds unanswerable? Quite easily, I should think. All nonsense questions are unanswerable. - C.S. Lewis