Ralph's mental workings are subject to the same decay as his clothing; both are frayed by the rigors of the primitive life. They were part of the choir boys at the private school. Piggy is dedicated to the ideal of civilization and consistently reprimands the other boys for behaving as savages.
But this knowledge also enables him to cast down the Lord of the Flies at the end of the novel. He may be an epileptic. Percival One of the smallest boys on the island, Percival often attempts to comfort himself by repeating his name and address as a memory of home life.
In the novel a group of boys become stranded on a desert island and must fight to survive. It is Simon who finds the beast. He is first described as a voice, and he remains the voice of reason throughout the book.
This scene is interesting as the group of boys can now see the split between Jack and Ralph and will be forced to take sides, and Ralph here actually looks weaker because he is not using brute strength. He wants the good for the tribe, but is often confused, because unlike Jack or Roger, he has a sense of morality from society.
Roger is the only boy on the island who is described as "dark" while the other boys become "dark" as they succumb to their savage nature.