Every book has his own style. Every story has its own characters, plot and resolutions. So the every chapter has own postulates, methods and finding. Author may tell you in a very easy to understand way, but ultimately the reader who makes his own inference. Not necessary it will be as exact the author thought or plotted. Here is a blog of the books which I read and recall over many years.The inference are my own, may be good or bad. Do Criti-guide.