A bird, a plane, a cruise missile, they all have one thing in common, they need to know where they are (or aren’t). But Superman doesn’t have pockets to keep his phone in, how could he possibly know where he’s going?

Moon Safari #4

Before you can go somewhere, you need to figure out where you are. We instinctively rely on describing our position relative to objects that the person we’re trying to communicate with knows about. “In my room”, “on my bed”, “under the Eiffel Tower”. The more stationary and universally recognised the landmark of choice, the more meaningful our description of position.