"The Careers have two pairs. But they've got everything down by the lake," Rue says. "And they're so strong."
"We're strong, too," I say. "Just in a different way."
"You are. You can shoot," she says. "What can I do?"
"You can feed yourself. Can they?" I ask.
"They don't need to. They have all those supplies," Rue says.
"Say they didn't. Say the supplies were gone. How long would they last?" I say. "I mean, it's the Hunger Games, right?" (15.72-77)
Katniss and Rue may not have more brute force than the Career Tributes, but they have a far more powerful skill: they can provide food for themselves. Where did they learn this skill? And why?