Hardforge the Kingsguard gasped in disbelief... though it was not the towering ceiling of the cavern that took his breath away, nor the vast pools of enchanted liquid that illuminated the rocky expanse, nor even the bubbles that flew about the room like flocks of starlings:

"The barrels..." whispered Peerint, "they move of their own accord!"

"Yes, my lord. Upon all this earth, only the Taintless Men speak the language of the First Furniture."

-- from the novel War of the Taints