- when your fashion decision of the day is: hmm, should I take the blue Buff or the pretty red wool Buff to cover my nose today? (I could run into that cute guy with the black jacket again... )

- when it gives you ineffable, lasting pleasure to reflect, that even though you woke up to a sudden cold snap you really nailed what to wear on your commute in - no cold toes or fingers, but not too warm either...