" This paradox applies to the problem of how we get to know anything, but is peculiarly problematic for the special case whereby we are seeking to approach the very processes whereby knowledge itself comes into being. It is not possible to discuss the neuropsychological basis of our awareness of the world without adopting a philosophical position, whether or not one is conscious of doing so. "

― Iain McGilchrist , The Master and His Emissary: The Divided Brain and the Making of the Western World