Unless "real, physical world" meant something different from what everyone knew it meant.
A new world means new things and we are doing our best.
In such circumstances, it's easy to believe the world means you no harm.
Perhaps it is not what the world means by the artistic temperament.
But, you might ask, what does coming up and rejoining the world mean?
A new world meant starting over again from scratch, but there was always an opening for someone with his kind of skills.
This new world means we have a lot of conceptual work to do.
Would a world with ample water for all mean less disease?
"Two different worlds never meant to meet," we're informed in the opening number.
The new world, he writes, will mean the end of the nation-state as we have known it for the last 200 years.