The document discusses different views on defining literature and outlines the major periods of English literature. It begins by examining how the definition of literature has changed over time based on evolving social norms and perspectives. It then provides an overview of some key periods in the development of English literature, including the Old English period, Middle English period, Renaissance period, and others. For each period, it highlights some of the major literary works produced and their defining characteristics, as well as how literary styles progressed from one era to the next due to various historical and cultural influences.