"When the facts change, I change my mind. What do you do, sir?" -- John Maynard Keynes, also attributed to Winston Churchill ... that's the take-away from thi

"When the facts change, I change my mind. What do you do, sir?" -- John Maynard Keynes, also attributed to Winston Churchill ... that's the take-away from this. There is no way at all we can have opinion X about the future and then stick to it when the future doesn't turn out the way we expected.