We might think of the world and ourselves as a layered system, like an onion. These layers have no fixed borders, they are just a way to orient ourselves in the matter, like a map, but looking at the matter this way might be useful.
We may think of the human being as the core and the world as the outer layer. We might divide the world into an outer layer not influenced by us (“nature”) and an inner layer of artifacts and things influenced by our actions, containing technological objects and systems, waste and destruction, buildings and clothes, and so on (“culture” or “civilization”).
The human being has traditionally been divided into a body and a mind. The body contains sensors (ears, eyes etc.) and effectors (hands, legs, etc.) that can act upon the world. It also contains the brain in which the mind is implemented, and some “support…
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