This is really captivating. Not a lot of posts like this one, I'm lucky I found it. Buddha said that nothing is real that can be perceived by our senses, and explained most of what we know about physics back then. The thing that gets me is: if you take all of the solid of what makes up this planet and condensed it so that there was no space between, then you would have a very dense football size world left. So perhaps we just imagine all that there is and that light is only the energy given off by our exertions...