In accordance to Lord Of The Flies, Is there any hope for MANKIND? If there is then on what basis?

In the end, it is, ironically, the fire set by Jack and his tribe to flush out Ralph that is responsible for the boy's being rescued - rather than the signal fire that Ralph was so worried about. Perhaps this offers us some hope that the line between civilized and barbaric is not as pronounced as we would sometimes like to believe.

thnkyou