and the browncoat asked the sewer man what he was fishing for , and the man from the sewers ignored brownback and narrowed his eyes onto the stream of sewer water , for he knew the declining magic of vision would accelerate the natural circle of life that rarely failed to bring him yester-days newspaper in exchange for the sewer man taking a weekly bath in the tunnel parallel to his , the tunnel of the kitchen waste which seemed to be the cleanest and the givingest and the most nutritious of all the tunnels in that area .