No spiritual beliefs beyond human reason, no data-driven scientific studies, no psychology, no anthropocentric ideology, will find a place in this book. This book is also not going to talk about the literary style that is given fictional place in stories and poems. Nor is it a dream study book like Psychologists like Sigmund Freud called The Interpretation of Dreams. Also, it is not a life-oriented book that emphasizes the necessity of sleep for the individual.
It is 'a book about sleep; The only book about sleep. A book on the cognitive psychology of sleep