"'As I walk'd through the wilderness of this world, I lighted on a certain place, where was a Denn; And I laid me down in that place to sleep: And as I slept I dreamed a Dream.'" "So begins one of the best-loved and most widely read books in English literature. An acknowledged classic of the heroic Puritan tradition, and a founding text in the development of the English novel, The Pilgrim's Progress has inspired readers for over three centuries. The...