I wonder about that. What if the places we explore are also, in the end, just phenomena arranged in a way we can comprehend?

I'll take practice we don't yet know over theory we can't observe.

That's why your eyes that can see the truth are so important, Merry.

Once someone finally creates a constructed world so elaborate that it includes the realms we cannot see, what happens to us then?

When the imaginary becomes reality, reality is replaced by the synthetic.