Canto Three   The Glory and the Fall of Life   AN UNEVEN broad ascent now lured his feet. Answering a greater Nature's troubled call He crossed the limits of embodied Mind And entered wide obscure disputed fields Where all was doubt and change and nothing sure, A world of search and toil without repose. As one who meets the face of the Unknown, A questioner with none to give reply, Attracted to a problem never solved, Always uncertain of the ground he trod, Always drawn on to an inconstant goal He travelled through a land peopled by doubts In shifting confines on a quaking base. In front he saw a boundary ever un