From the Inside Flap
Thus, with his attention locked upon numbers and concepts, man is increasingly unconscious of nature and of his total dependence upon air, water, plants, animals, insects, and bacteria. He has been hallucinated into the notion that the so-called "external" world is a cluster of "objects" separate from himself, that he "encounters" it, that he comes into it instead of out of it. Consequently, our species is fouling its own nest and is in imminent danger of self-obliteration.
Here, a philosopher whose works have been mainly concerned with mysticism and Oriental philosophy gets down to the "nitty-gritty" problems of economics, technology, clothing, cooking, and housing.