The vision of the world and the understanding of life which he receives from the lips or books of others will never be so true nor so real as that which he makes his own. What shall it profit a man if he hear a thousand lectures or read a thousand books but hath not found his Overself? The student must advance to the next step and seek to realize within his own experience that which is portrayed to him by his intellect. And this is possible only by his entry upon the Quest.
-- Notebooks Category 1: Overview of the Quest > Chapter 1: What the Quest Is > # 111