That is a stunning piece!

It's so gentle and romantic and inquisitive and adventurous.

It's like a river, of water, but also ideas, lit by the light of rainbows, gaining energy from the falling rain, and flowing into a magical. . .

. . . and then it suddenly stops, leaving us aching for more.

I don't think it's "only" a dream. It's much more than that. :)