Need help to write an Essay on Lord of the Flies: In Chapter 5, Golding writes, “In a moment the platform was full of

In Chapter 5, Golding writes, “In a moment the platform was full of arguing, gesticulating shadows. To Ralph, seated, this seemed the breaking up of sanity.” How is sanity defined? How does this novel contribute to an understanding of sanity and of madness? What are some other instances of madness in the novel?