Thoreau writes in his journal:
seems quite still, blush like sunset clouds.
It is remarkable how suggestive the slightest drawing, as a memento of things seen. For a few years past I have been accustomed to stake a rude sketch in my journal of plants, ice, and various natural phenomena, and though the fullest accompanying description may fail to recall my experience, these rude outline drawings do not fail to carry me back to that time and scene. It is as if I saw the same thing again, and I may again attempt to describe it in words if I choose . . .
It has been a warm, clear, glorious winter day, the air full of that peculiar vapor. How short the afternoons! I hardly get out a couple of miles before the sun is setting. The nights are light on account of the snow, and, there being a moon, there is no distinct interval between the day and night. I see the sun set from the side of Nawshawtuct, and make haste to the post-office with the red sky over my shoulder. When the mail is distributed and I come forth into the street on my return, the apparently full moon has fairly commenced her reign, and I go home by her light . . .