"Some people are looking at the shadows on the wall of the cave and can't understand what's real, and the people casting the shadows do?" It's been a while since he's done that kind of learning, but he thinks that's right. Or if not then Harold will correct him.

If he's being honest, from an objective standpoint, he did a good job with the pasta. John isn't hungry either but he knows that eating is good for his body and he was practically suffering from hypothermia not that long ago, even if it defies logic. He's forced himself to eat many a time, he doesn't need to be hungry to get it down.