What was the significance of the chapter headings with numbers? (e.g. "Keep your mouth shut or they'll give you away (4, 4, 4)" or "Any small river found in garden (4, 6, 6)" "And on the Sixth Day....(3, 4, 4, 3)"???
This is how cryptic crossword clues are expressed. The reader then has to work out whether to unravel an anagram or find similes for the words. The answers to the clues are in the back of the book.