The unveiling came last night. A hot bath and a book. Layers of clothing peeled off to reveal parched skin, prickly legs, and toenails in need of an intensive pedicure. As Land's End likes to remind us, winter is all about layering. We need to protect our 98.6 degree epidermis from the negative temperatures, icy wind, and moisture-stealing dry air that Old Man Winter blows our way. My closet shelves are piled high with tank tops that tuck in, long-sleeve tees, knit sweaters,