From page 118.
While I may be limited in textual space, I can make little notes of thought on the go with reactions to the books I'm reading.
While much of life is the result of social convention, not everything is.
Biocentrism gets a lot right, but it is not true that we "see" objects only because we've been trained to, unless you consider birth and being a physical organism a form of training!
No - the basic issue is that without differentiation of all the energy that is, there is no possibility of interaction whatsoever. This can actually be explained holographically and in terms of fractals, but the following previous page, 114, will suffice: 
This is, simply put, what I call The Bookmark Effect.
It's also how rendering works.
Or Wikipedia. Each hyperlink is a great example of this phenomenon.
You're on this page because you need this information. You want information on [hyperlink x]? Click and go there!
But then you lose the resolution of the page you were on, but you can also just go "back", but then you lose the information on the new page!
It's the classic uncertainty principle, but right from your own everyday experience and eyes.
There's nothing mysterious about it except the reality that you are not separate from your environment.
Your environment is a reflection of your organism attempt to survive and thrive - of your needs, to properly function.
(I figured out how to write more:
Put the text and screen focus to the top third of the screen, so when your new text goes in, the text body refreshes the text upward; in addition, as you can see, I've added multiple pictures. You can just do another picture anytime, minus the post having being solidified for a day of course.)