"That sounds like it would be uncomfortable with feathers, and potentially dangerous if there were any sparks," Kirke replies.

Kreyu makes a noise of agreement. "I remember when I first asked my brother what fog was. He told me it was a cloud that was afraid of heights and so it hugged the earth instead."

"They feel the same, so it would make sense if they were the same thing. I don't know that I believe they are afraid though," Xenophon offers after a moment of thought.