"See, boys?" Moundshroud's face flickered with the fire. "The days of the Long Cold are done. Because of this one brave, new-thinking man, summer lives in the winter cave." "But?" said Tom. "What's that got to do with Halloween?" "Do? Why, blast my bones, everything. When you and your friends die every day, there's no time to think of Death, is there? Only time to run. But when you stop running at long last--" He touched the walls. The apemen froze in mid-flight. "--now you have time to think of where you came from, where you're going. And fire lights the way, boys. Fire and lightning. Morning stars to gaze at. Fire in your own cave to protect you. Only by night fires was the caveman, beastman, able at last to turn his thoughts on a spit and baste them with wonder. The sun died in the sky. Winter came on like a great white beast shaking its fur, burying him. Would spring ever come back to the world? Would the sun be reborn next year or stay murdered? Egyptians asked it. Cavemen asked it a million years before. Will the sun rise tomorrow morning?" "And that's how Halloween began?" "With such long thoughts at night, boys. And always at the center of it, fire. The sun. The sun dying down the cold sky forever. How that must have scared early man, eh? That was the Big Death. If the sun went away forever, then what?"