.In this section of "Catcher," Holden tells Phoebe about a "crazy" idea of who he would like to be when he grows up. What is the metaphorical cliff to which he refers? Why do the children need to be saved?

The cliff to which he referred to represent mistakes children make in their lives. Why do they need to be saved?He wants to be the person who stands at the edge of the cliff ensuring that the children do not run blindly, or at all, over the side. Holden wants to be able to protect younger children because it seems that he still has hope for Phoebe.