Not-knowing is always more thrilling than knowing. Not-knowing is where hope and art and possibility and invention come from. It is not-knowing, that… - Anthony Doerr

The brain is locked in total darkness, of course, children, says the voice. It floats in a clear liquid inside the skull, never in the light. And yet the world it constructs in the mind is full of light. It brims with color and movement. So how, children, does the brain, which lives without a spark of light, build for us a world full of light?

Maybe he was dead and this island was purgatory from which he could only watch the souls of the more deserving go shuttling past to their various Edens. What is death, after all, but a cessation of involvement with the world, a departure from those you love, and those who love you?

The world as it is is enough.