Thoreau writes in his journal:
Almost every bush has its song sparrow this morning, and their tinkling strains are heard on all sides. You see them just hopping under the bush or into some other covert, as you go by, turning with a jerk this way and that, or they flit away just above the ground, which they resemble. It is the prettiest strain I have heard yet . . .
P.M.—To Fair Haven Hill via Hubbard’s Bath.
How much more habitable a few birds make the fields! At the end of winter, when the fields are bare and there is nothing to relieve the monotony of the withered vegetation, our life seems reduced to its lowest terms. But let a bluebird come and warble over them, and what a change! The note of the first bluebird in the air answers to the purling rill of melted snow beneath. It is eminently soft and soothing . . .