Getting through Boston Fall/Winter while maintaining your style is an art form! It’s so tempting to reach for the leggings and sweats and call it a day. I try to keep some semblance of style in the cold season but I wouldn’t be able to do it without my key winter pieces. There are few essential fabrics and styles that keep me sartorially satisfied and actually warm at the same time. So today I’m sharing the key pieces that I…