I woke up in the middle of the night sweating. Considering it was winter and I’d left the window open, I couldn’t really figure out why I was sweating. After a half hour of tossing and turning, I couldn’t get back to sleep. I threw on some clothes and hopped out my open window, climbing down the side of the house and heading for the tree line. In the darkness of the early morning, my shirt was soon lightly frozen to my chest and my breath was visible in the moonlight. I walked through the ...