"As I sat there watching Dave nodding asleep, I flipped back through the bizarre twists and turns that my life had taken to bring me to this desolate spot, on the brink of the end of my adventure."

This is the paragraph that links back to the moment featured in the introduction on page 3:

Now, two years after that initial bolt for freedom, I was lying not far from the very remotest point on the planet, off the map, enveloped in whiteness. I couldn’t help but consider the radical turn my life had taken. No one can ever tell me now that you can forecast how things will pan out.