The Arithmetic of Air

They taught me to count before they taught me to pray, and on Erebus Station that was the only mercy given to me: prayer changes nothing, but a count can be honest, and I have loved honest things the way other people love their children.

I am the Teller. For thirty years I have stood in the Reckoning Hall beneath the browning lamps and drawn each token from the drum and read the name aloud and laid it on its pile. Bone-white ceramic, warm from the palm that carried it. When the drum is empty I speak the numbers, and the numbers decide who breathes. We do not say killing. We say the Cull, and we hold it every fortieth day, when the reactor dims and the Council posts the figure: how many souls the air can carry, and how many it cannot. The lowest names are walked to the Vent. The Vent is an airlock with a nicer word wrapped around it.

I believed in the count. Understand that, whatever else you decide about me. In a place where everything else was rationed — light, water, the truth — the count was the one thing I kept clean. I recounted when my hands shook. I let the accused watch. I have sent friends through the Vent because the tokens said so, and I have gone home and been unable to weep, because weeping would have been a claim that the numbers lied, and the numbers did not lie. The numbers were the only thing on Erebus that never lied to me.

That is the joke. I should have known that a thing which never lies is being saved for one enormous truth.

It began with pride, not suspicion. The fortieth day was coming, and a rumor moved through the low decks that the last Cull had been crooked, that the Council had shaved the figure to be rid of the dock-hands who talked of strikes. I could not bear it. Not the strikes — the slander against the count. So I went where a Teller has the right to go and nowhere else does: into the reactor logs, to certify the figure with my own eyes, so that when I read the names no one alive could say the arithmetic was bent.

I am not an engineer. But counting is counting, and the reactor keeps a ledger too. Intake, yield, load. I read it the way I read the drum, name by name, line by line, and somewhere past the third hour the lines stopped meaning what I had been told they meant.

The air was not failing.

The scrubbers ran at two-thirds. The reactor had never once, in the thirty years of my counting, dropped below the load that would carry every living soul on the station and four hundred more. There was no shortage. There had never been a shortage. The brown-outs were a hand on a switch. The fortieth-day dimming that we read as the reactor gasping for breath was someone in the Council spine turning a dial, so that the lamps would fail on schedule and the fear would rise on schedule and we would file into the Reckoning Hall and do to ourselves the thing no guard would ever have to do to us.

I sat with that. I want you to know I sat with it a long time, in the dark, with the ledger glowing, and did the only thing I know how to do. I counted. Thirty years. Every fortieth day. The names I had read aloud in my clean, careful voice and laid on the short pile and watched walk to the Vent. I counted them and the number was obscene and each one had died for the smooth running of a lie that I had made beautiful with my honesty. They did not need a gun on Erebus. They had me. They had a man who loved the count.

I could have said nothing. I want to be truthful about that too, here at the end, where truth is finally free. A silent Teller keeps his post. But I had spent thirty years being the one honest instrument on a dishonest station, and I found I did not know how to be anything else.

So on the fortieth day I stood in the Reckoning Hall, and I did not draw the tokens. I opened the reactor logs on the great screen instead, and I read those numbers aloud in the same voice I had always used, the counting voice, because it was the only voice they would trust. Two-thirds. Four hundred to spare. No shortage. Never a shortage. I told them their dead were murdered and I was the knife and the Council was the hand and none of it, not one breath of it, had ever been necessary.

They were quiet. I thought — God help me, I thought the count had won again, that honest numbers spoken plainly would do what they had always done.

Then a woman in the second row, a woman whose husband I had read onto the short pile two years ago, stood up. She did not look at the Council. She looked at me. And she said: "Then what did we do? What did we do to them, if it wasn't needed?"

And I understood, too late, the last thing the numbers had been saving.

A lie you have killed for is not a lie anymore. It is a wall, and behind it is a room, and in the room is everything you have done, and no one who has lived their whole life against that wall will thank the man who pulls it down. The truth did not free them. It stood them in front of the Vent with me. Better a station that must cull than a station that culled for nothing. Better the arithmetic than the room.

They voted. Of course they voted; it was the fortieth day, and the drum was there, and voting was the only prayer they had. I was not permitted to count. Someone else drew the tokens, in a clumsy, honest, terrible silence, and read the names in a voice that did not know how to do it gently, and mine was the first.

They are walking me to the Vent now. The lamps are bright — they never even bothered to dim them; the show is over. And I find that I am doing the thing I have always done, the only thing, the thing they made me for. I am counting. My footsteps to the door. The souls I sent ahead of me. The breaths I have left.

The count, at least, is honest.