How to Read a Book A book is like a single house. It is a mansion of manyrooms on different levels, of different sizes andshapes, with different outlooks, rooms with differentfunctions to perform. These rooms are independent, inpart. Each has its own structure and interior decoration.But they are not absolutely independent and separate.They are connected by doors and arches, by corridors andstairways. Because they are connected, the partial functionwhich each performs contributes its share to the usefulness ofthe whole house. Otherwise the house would not be