He’d always lived next to the wall. It dominated the landscape, an abrupt barrier to hold back the fields and trees that flowed down from the distant purple mountains, a line that ran as far as the eye could see in either direction. It loomed, yet offered the comfort of protection as much as any uneasy sensation of captivity.
They discovered the first one in 2091, during the seismic lunar surveys. It was communicated to the lab at Mare Anguis 4, in that self-consciously ambiguous way that scientists have, as an 'anomaly' - an unexpected spike on the graph, an unusually sinuous line within the oscilloscope, a decimal place lurking too far to the left - which meant that they had got their predictions wrong.
Once, when I was younger, on a day when the sun was fat and clouds were piled up on the horizon like ice cream, I caught a shark. He was half as long as I was tall, with skin as harsh as sandpaper, and although his eyes were black and sad, he smiled at me as I scooped him into my boat.