" There was no way to explain that the thing about dark is that it’s rare. There’s always some ambient light. There’s always that contrast that helps you understand: This is dark. The pricks of stars, the leak beneath the door, the glow of an appliance, something. Wasn’t its ability to assert itself, and at breakneck speed at that, light’s most remarkable quality? "

― Rumaan Alam , Leave the World Behind