How do you know if the book you’re writing is going to fly or flop? Try writing the first 80 pages without worrying about the outcome as Meg Wolitzer does. “Eighty pages is enough pages for a writer to feel she’s accomplished something, but it’s not so many pages that, if she decides to put aside the book, she’ll feel as if she’s wasted her life,” she told the Daily Beast for its “How I Write” series. It must work because we loved The Interestings.