Groundhog’s Day has come and gone, and the rodents are back in their cozy little dens. Phil said “early spring,” and Wally forecasted 6 more weeks of winter. I’m not going to argue the usefulness or validity of an annual rite of late winter. You could probably guess how useful I think waking animals from a nice sleep is in forecasting the weather. Instead, let’s consider two different ways to think about the seasons in general.