He says that he will protect them from the "beast" and that they can have meat with him and the warmth of the fire.
Jack is power hungrey and being a leader gives him power
Jack
It´s not a a sand castle it is a rock castle and it is Jack the leader who later makes everyone else follow him. I you are talking about he shelters it was Ralph.
Jack may be a stubborn person but he knows how to get the other kids to follow him when he's leader. Also when he's determined to do something, he gets it done, such as pig hunting.
As chief(leader).
Jack Merridew
The leader was chosen by every body voting for Jack or Ralph.
In Lord of the Flies Jack had two quests. First and foremost he wanted to be the leader, he wanted power over all of the boys on the island. Jack's second quest was to hunt and kill.
persuasive speaker
Ralph is the leader. Jack is the antagonist and rebel . Simon is the Jesus archetype.
Ralph told him he could be the leader of the choir boys and then he made his own group of only himself until people from Ralph's side went to Jack's side. :)
strengths: he is a natural-born leader and knows how to get people to follow him and get what he wants.... weaknesses: he isn't the best thinker. whatever he does is solely for his own good. he has no interest in saving others, only in providing food for himself and those that follow him.