" It’s what we did to the world, just on a smaller scale. Reduce the population, wipe the computers, their memories, try it all over again. We’ve done that several times before with this silo. There are risks involved. You can’t create trauma without making a mess. At some point, it’s simpler and safer to just pull the plug.’ ‘End "

― Hugh Howey , Shift (Silo, #2)