When I'm stuck in my writing, the world is amiss. If I'm eating a sandwich, it's an unsettled sandwich. If I'm in the shower, it's an incorrect shower. It's profoundly uncomfortable. But it's what keeps me pushing.
Come to a book as you would come to an unexplored land. Come without a map. Explore it, and draw your own map. . . . A book is like a pump. It gives nothing unless first you give to it.