© Luc Viatour (CC BY-SA 3.0)

Every time I write about nature I get deep into human consciousness. You can’t really separate the two. There is no “nature” – no way to identify, quantify, categorize, articulate, or understand it—apart from human consciousness, from how we think and talk about it.

We can’t study or explore or write about nature as something separate from ourselves, our own senses and experiences, our own thinking, perceiving, observations, experimentation. In that sense, nature is subjective, no matter how hard we try to objectify it.

This is not new, of course. Better writers and thinkers, from different disciplines, have explored this in more depth and detail that I can here.

This grand book the universe . . . is written in the language of mathematics, and its characters are triangles, circles, and other geometric figures without which it is humanly impossible to understand a single word…