"Billy!" Susan said, in quick uneasiness, "ARE you angry?"
After a tense moment the regular sound of deep and placid breathing answered her. Billy lay on his back sound asleep.
Susan stared at him a moment in the dimness. Then the absurdity of the thing struck her, and she began to laugh.
"I wonder if, when we get to another world, EVERYTHING we do here will seem just ridiculous and funny?" speculated Susan.