Daniel Kahneman quote of the day: There is a sentence that, once you really hear it, changes how you experience every morning for the rest of your life. Daniel Kahneman wrote it in plain English, buried it inside a decade of Nobel Prize–winning research, and spent years repeating it to anyone willing to listen."Nothing in life is as important as you think it is while you are thinking about it."He called it the focal illusion. And the tragedy — or the liberation, depending on how you hold it — is that you are experiencing it right now.Whatever is on your...