"S'right. It's a shell! I seen one like that before. On someone's back wall. A conch he called it. He used to blow it and then his mum would come. It's ever so valuable-" (pg. 15)
"So we must make smoke on top of the mountain. We must make a fire. A fire! Make a fire! (pg. 38)
Everyone cheers happily.
"Look we've killed a pig-we stole up on them-we got in a circle-" (pg. 69)
"Kill the beast! Cut his throat! Spill his blood!" (pg. 152)
"What's the matter? Ralph turned. Why? There's no signal now. Nothing to show. You're nuts on the signal. The taut blue horizon encircled them, broken only by the mountaintop. That's all we've got." (pg. 107) The fire represents a sense of civilization and when that's lost so are all the kids.
"There was a shout from beyond the thicket and then Ralph was running with the swiftness of fear through the undergrowth. He came to a pig-run, followed it for perhaps a hundred yards, and then swerved off." (pg. 195)