They talked and smoked and walked about together often at night through the lamp- lit streets, sometimes in the wind, and rain, Carlyle crying out as they walked along against the dirt and squalor and noise of London, "that healthless, profitless, mad and heavy-laden place," "that Devil's Oven."
This time, however, the spatial dualism seems superseded by the all-embracing "leftness": "Waterlogged bog and healthless marsh stretched endlessly to left and right" (197, emphasis mine).