The Difference Love Makes

After a long, hard journey mastering the elements, Aang finally feels ready to confront the Fire Lord and fulfill his destiny to restore balance to the world. All that's left now is to rest and wait. So why has Zuko pulled him out to the middle of nowhere to practice forms and run drills? Does the Fire Nation prince really have so little faith in his ability? Or is there a deeper fear fueling his friend's misgivings?