Is that line a boundary, or a horizon?

Longing is a kind of compass.

That line between sea and sky, or between sky and earth—is that line a boundary, or a horizon?

It’s sometimes hard to tell, standing at the very edge of yourself, where the ground ends and the sky begins, both stitched together so finely you might miss the seam. On grey days, especially, when the clouds look like muddy whitewash and the earth is bare, t…