I fully agree with you.
The origin of your dreams is your own brain. You created your own dreams, although perhaps not through a deliberate process. But then again, your dreams are not what you posted to the community. That would be impossible. A coherent story based on your dream was.
My thoughts exactly. It wasn't as if I was able to write everything down to detail, and while some of it I had to fill-in from faded memory, but I tried to be as accurate I could. But like any story, the story does change a bit with every iteration.