From: martinharran@gmail.com   
      
   On Thu, 5 Feb 2026 16:26:11 -0600, DB Cates    
   wrote:   
      
   >On 2026-02-05 10:53 a.m., Martin Harran wrote:   
   >> On Thu, 5 Feb 2026 10:12:39 -0600, RonO wrote:   
   >   
   >[big snip]   
   >   
   >> From the book:   
   >>   
   >>    
   >> It is common knowledge that Homo sapiens (who appeared an estimated   
   >> 300,000 years ago) descended from Homo erectus (1.9 million years   
   >> ago), Homo habilis (2.5 million years ago), Australopithecus (4   
   >> million years ago), and ultimately from the earliest hominids (7   
   >> million years ago).   
   >>   
   >> And before that? Man is a mammal, and mammals arose after a long   
   >> process of evolution that began with fish and successively gave rise   
   >> to amphibians, reptiles, and birds.   
   >>   
   >> And further back than that? We are today in the exceptionally   
   >> fortunate position of being able to respond satisfactorily to this   
   >> question: science was able to unravel this mystery only a generation   
   >> ago. According to the most commonly accepted theory, if we follow the   
   >> chain of life back link-by-link to our true ancestor, to a common   
   >> point uniting all living beings, we find the most remote ancestor of   
   >> all LUCA is supposed to have appeared on Earth in a rather   
   >> extraordinary way 3.8 billion years ago, in the form of unicellular   
   >> organisms, the first one that knew how to self-replicate and which   
   >> then began to evolve on their own up to the appearance of man. From   
   >> there, so the story goes, a process of evolution eventually ended with   
   >> man. Very well. But what did LUCA descend from? This too is something   
   >> we know today: LUCA, the first living being, the first organism   
   >> capable of reproducing itself, was a mere collection of proteins and   
   >> macromolecules- in other words, of molecules, atoms, and particles.   
   >>   
   >> So there you have it. Our true ancestor, our ultimate origin, our   
   >> first parent, is matter. Looking at the marvelous technology of the   
   >> human hand or eye, it is hard to believe that it is nothing more than   
   >> cleverly arranged matter. But that's what it is.   
   >>   
   >>    
   >>   
   >
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