Katar," Raoden called.
Yes, My Lord?"
Do you know what it is? The secret, I mean?"
Kahar smiled. "I havent't been hungry in days, my lord. It is the most amazing feeling in the world-I don't evern notice the pain anymore." Raoden nodded, and Kahar left. The man had come looking for a magical solution to his woes, but he had found an answer much more simple. Pain lost its power when other things became more importan. Kahar didn't need a potion or an Aon to save him-he just needed something to do.

Author: Brandon Sanderson