'Well,' said Puck, calmly, 'what did you think of it? Weland gave the Sword! The Sword gave the Treasure, and the Treasure gave the Law. It's as natural as an oak growing.’
This is from “The Treasure and the Law” in Puck of Pool’s Hill.
The children have heard how Kadmiel, the Jewish financier, had thrown a great treasure of gold – hidden a hundred years before in Pevensey Castle – into the sea, lest it fall into the hands of King John. Lacking money to wage war the King had been forced to make terms with his Barons. signing the Great Charter, which secured English liberties under the law.