Walden is melting apace. There is a canal two rods wide along the northerly and westerly sides, and wider still at the east end. A great field of ice has cracked off from the main body. I hear a song-sparrow singing from the bushes on the shore,—olit, olit, olit,—chip, chip, chip, che char,—che wiss, wiss, wiss. He too is helping to crack it. How handsome the great sweeping curves in the edge of the ice, answering somewhat to those of the shore, but more regular! It is unusually hard, owing to the recent severe but transient cold, and all watered or waved like a palace floor. But the wind slides eastward over its opaque surface in vain, till it reaches the living surface beyond. It is glorious to behold this ribbon of water sparkling in the sun, the bare face of the pond full of glee and youth, as if it spoke the joy of the fishes within it, and of the sands on its shore,—a silvery sheen as from the scales of a leuciscus, as it were all one active fish. Such is the contrast between winter and spring. Walden was dead and is alive again. But this spring it broke up more steadily, as I have said.
The change from storm and winter to serene and mild weather, from dark and sluggish hours to bright and elastic ones, is a memorable crisis which all things proclaim. It is seemingly instantaneous at last. Suddenly an influx of light filled my house, though the evening was at hand, and the clouds of winter still overhung it, and the eaves were dripping with sleety rain. I looked out the window, and lo! where yesterday was cold gray ice there lay the transparent pond already calm and full of hope as in a summer evening, reflecting a summer evening sky in its bosom, though none was visible overhead, as if it had intelligence with some remote horizon. I
