What insights about human nature, human psychology, and human society does the novel present? how are they expressed? lord of the flies?

The novel clarifies the need of authority, the significance of a solid establishment, and the psychological/passionate sentiment being in another or new surroundings.

The principle topic of The Lord of the Flies is that there is both good and evil within everybody. You see everybody changing into savages, yet regardless they require the veils to be "malevolent"