As soon as I round the bend from Chicago to Michigan, I see a wall of clouds over Lake Michigan. Half of the sky is bright blue, the other half is steel gray, as if Mother Nature has hung a banner announcing, Nightmare Ahead! Lake-effect snow. My hands immediately tighten around the wheel. I see a Pure Michigan billboard, touting the beauty and landmarks of the state, and laugh. Lake-effect snow is Pure Michigan, I think, my former ad exec coming out, but I don’t see any billboards touting that. Without warning, the world goes from clear skies to total blizzard. I slow the car, tighten my grip even more and turn on my headlights. Lake-effect snow is not just snow, it’s as if the winter skies have opened up and are weeping centuries of frozen tears upon the earth. Within moments, the highway is covered and slick, and trucks and cars are moving at a snail’s pace. My heart is thumping like a jackhammer, and I immediately lament my life change. How could I have forgotten that winter lasts longer than summer, fall and spring in Michigan? Combined! What have I done? My earnings season will be shorter than…