The machine

The machine is a symbol for the mysteries of the world and a certain cosmic power. In the beginning of the novel, Martin has no idea what the purpose of the machine is, as his father keeps it close to his chest and refuses to elaborate much on it. However, Martin eventually comes to find out that this machine is the key to bringing everyone back after they disappear. The fact that it cannot be explained is a symbol itself of the unknowable, but beautiful, mysteries of the world.

The Day

The Day is a symbol of the unpredictability and volatility of the world. Martin lives his life in peaceful solitude with his father until he goes to get a final part for his machine and never returns; indeed, the huge majority of the population of the world has disappeared all at once. The fact...