In any task of greater or lesser complexity, there are always aspects of it which present problems which appear at first sight to be insoluble. Sometimes innumerable facts have to be marshalled which can be interpreted only with the keenest of insight. Often a mysterious, elusive factor emerges just at a point when one thinks that all questions have been answered. Such difficulties can be overcome, and such secrets unveiled only when one’s total intellectual capacity is directed towards the unraveling of the mystery. Without the utmost devotion and one hundred per cent concentration, success will remain forever beyond one’s grasp.
