If you're looking for a book to make you think while your braving the cold dark nights of winter I'd recommend Malcom Gladwell's David and Goliath - Underdogs, Misfits, and the Art of Battling Giants
. While reading this book it's made me realize how many times we look at a situation and only see it through the eyes of conventional wisdom. However, if you look at things from a different point of view or frame of reference, the situation can actually be vastly different. Here's a video which appeared on a Ted Talk, that describes the basic premise of the book.