Sentence:  Then he commenced to talk, really talk, and inside of two flaps of a herring's fin he had me mesmerized, like Eben Holt's boy at the town hall show. He talked about the ills of humanity, and the glories of health and <WSD>Nature</WSD> and service and land knows what all. 
Meaning of the word marked with <WSD> tags:  The sum of natural forces reified and considered as a sentient being, will, or principle.