These layers are different only to the extent that that any real division exists between things considered manmade and things considered natural.
I took this picture a few days ago at the Minute Maid Baseball stadium in Houston.
Mostly everything we need to understand and know is found in everyday life.
The most complicated things can be understood by everyday people considering everyday life.
A good book that talks about the natural elements as part of everyday life is The Substance of Civilization by Stephen Sass.
Everything began at the same time and everything will end at some point.
So enjoy each day to the extent you can and be as kind as you can manage.
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