““turned around and punched his pillow. When he settled back his face was cloudy. He was going into one of his declines, and I grew wary. His brows came together; his mouth became a thin line. He was silent for a while. “That’s what I thought, too,” he said at last, “when I was your age. If there’s just one kind of folks, why can’t they get along with each other? If they’re all alike, why do they go out of their way to despise each other? Scout, I think I’m beginning to understand something. I think I’m beginning to understand why Boo Radley’s stayed shut up in the house all this time . . . it’s because he wants to stay inside.””