The Prince and the Pauper Wealth Quotes

How we cite our quotes: (Chapter.Paragraph)

Quote #10

Whereupon he rearranged his bed, spreading it down close to the calf; then he cuddled himself up to the calf's back, drew the covers up over himself and his friend, and in a minute or two was as warm and comfortable as he had ever been in the downy couches of the regal palace of Westminster. (18.40)

It seems like the prince has discovered a different type of wealth in this run-down farm. What is it, and why is it different from having lots of money? Why does it make him as comfortable as he had ever been in Westminster?