All summer I was getting up about 5:30 because that’s when the sun came up and I was really enjoying it. I had time to get a lot done before having to sign on at work — write a blog post, walk the dog, water the garden. It was lovely. And then the earth tilted back the other way and I found it harder and harder to get up in the morning. I thought about buying one of those fancy light alarm clocks that are supposed to simulate the sun rising — you set the timer and they gradually light…