So this was the rest of his life. It felt like a party to which he'd been invited, but at an address he couldn't actually locate. Someone must be having fun at it, this life of his; only, right at the moment, it wasn't him.
The quote from "Oryx and Crake" encapsulates a sense of disconnection and alienation from life. The protagonist feels as though he is part of a larger celebration, yet he remains ignorant of the location of this joyful experience. It highlights a feeling of missing out, as while others may be enjoying their lives, he remains detached and unfulfilled in his own existence.
This metaphor of a party underscores the themes of...