Pretty much everyone has experienced a gut feeling -- that unconscious reasoning that propels us to do something without telling us why or how. But the nature of intuition has long eluded us, and has inspired centuries' worth of research and inquiry in the fields of philosophy and psychology.'
Intuition is challenging to define, despite the huge role it plays in our everyday lives. Steve Jobs called it, for instance, "more powerful than intellect." But however we put it into words, we all, well, intuitively know just what it is.