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Author Topic:   Can survival of the fittest accomodate morals?
Modulous
Member
Posts: 7801
From: Manchester, UK
Joined: 05-01-2005


Message 50 of 64 (562916)
06-02-2010 12:31 PM
Reply to: Message 43 by jaywill
05-28-2010 4:11 AM


To me gradualism is difficult to imagine as explaining everything.
That's OK. Nobody is asking you to imagine gradualism. The evidence shows that the rates of changes in populations changes tends to be that of periods of stasis followed by relatively short bursts of rapid change. The theory backs this up.
The fossil of any living thing found is no garuantee that the creature had any offspring at all. How do I know that animal was the ancestor to another ?
You don't. But we can say that the population of organisms (animal or otherwise) that the fossilized organism was part of was either directly ancestral to x or was closely related to a population of organisms that was ancestral to x.
If you want to know how we know that, that's a topic for a completely different thread.
And it most mutations are said to be destructive and harmful and the minority of lucky ones are helpful, why don't we see many fold more fossils of the harmfully effected organisms.
How do you know you haven't seen such a fossil? Did you compare the members of the population that particular organism was part of and their differential reproductive success in the environment they lived in (including all genetic effects, as well as other organisms)?
Since you can't observe it directly, that's the kind of work you have in front of you to reach the conclusion you imply here.
As a more general answer: when it comes to terrestrial vertebrates there really aren't that many fossils. By probability the kinds of things that fossilize were things with large populations and they got that way by being pretty good at what they do. And so the handful of examples we might have of them will show us this. Grotesque mutants simply don't get born/hatch.
I suggest you look at marine life: molluscs have left a lot of fossils. You might develop a method for indirectly comparing relative fitness in at least one dimension and then you'll find your 'harmful' variants.
To believe that evolutionary gradualism accounts for all the life that we see there has to have been some ability to intelligently look ahead - ie. a plan.
But we know that evolutionary algorithms can quite happily exceed even our expectations and do better than any plan that we can produce. So why do emphatically believe there must necessarily have been a plan?
What do we lose by admiting that a Creating God is vastly more smart than we at this time? Do we lose the initiative to study science? I don't think so.
We lose nothing. However, if we are in pursuit of truth it would be wise not to automatically assume that the God has forethought. "Evolution is smarter than you." is a refrain you'll find little disagreement with in biology circles. So sure, we can assume that the creator of life as we know it is smarter than we are. I see no reason to assume it has a personality... as far as we can tell only organisms with evolved brains have personality.
Aside from humbling our ego trip a bit, what is lost by admitting that a creating God seems way ahead of us in knowledge ? Will this kill you to acknowledge this? Will it cause you to throw up your hands and research no longer ?
The counter question is: What's the harm in admitting you don't know that the creator is intelligent? Will it cause you to throw up you hands and worship no longer?
I have a problem with believing that Darwiniam gradualism can explain ALL that we see.
Good. It can't. Nor can Newtonian Mechanics.
But evolution gives an explanatory framework to operate within to either explain a biological feature or to develop a research program with which to do so.
And it keeps cranking out those results.
I get it though: You are incredulous that these things can be explained in these terms. Here we're talking about morals. Do you have some specific moral idea that simply cannot possibly be described in evolutionary terms?
If there are any other specific features you think evolution fails on, there are many threads and able-minded biology fans out there to help you get an answer.

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 Message 43 by jaywill, posted 05-28-2010 4:11 AM jaywill has not replied

Replies to this message:
 Message 56 by Kaichos Man, posted 06-05-2010 5:59 AM Modulous has replied

  
Modulous
Member
Posts: 7801
From: Manchester, UK
Joined: 05-01-2005


Message 57 of 64 (563484)
06-05-2010 6:40 AM
Reply to: Message 56 by Kaichos Man
06-05-2010 5:59 AM


did you mean 'then, then'?
Kaichos writes:
Mod writes:
The evidence shows that the rates of changes in populations changes tends to be that of periods of stasis followed by relatively short bursts of rapid change.
Absolutely.
{emphasis mine}

Modulous, modulous, modulous.
For 110 years this evidence contradicted the theory. Darwin was sure that future fossil discoveries would exhibit his gradualism. They didn't.
quote:
Species of different genera and classes have not changed at the same rate, or in the same degree
quote:
I believe in no fixed law of development, causing all the inhabitants of a country to change abruptly, or simultaneously, or to an equal degree. The process of modification must be extremely slow. The variability of each species is quite independent of that of all others. Whether such variability be taken advantage of by natural selection, and whether the variations be accumulated to a greater or lesser amount, thus causing a greater or lesser amount, thus causing a greater or lesser amount of modification in the varying species, depends on many complex contingencies,on the variability being of a beneficial nature, on the power of intercrossing and on the rate of breeding, on the slowly changing physical conditions of the country, and more especially on the nature of the other inhabitants with which the varying species comes into competition. Hence it is by no means surprising that one species should retain the same identical form much longer than others; or, if changing, that it should change less.
quote:
... and lastly, although each species must have passed through numerous transitional stages, it is probable that the periods, during which each underwent modification, though many and long as measured by years, have been short in comparison with the periods during which each remained in an unchanged condition.
Kaichos Kaichos Kaichos - one of the most important books of the modern age (of many such examples) and you haven't even bothered to read it? Darwin didn't have a lot to go on, but he realized there was no reason to suppose constant gradual change. His view seems to be that the overall effect is constant gradual change but this could be achieved in fits and starts.
But seriously, I wasn't even referring to Darwin's outdated and no longer accepted understanding of his theory. I was talking about the more modern synthesis.
By the way - you just got baited. Although I was talking about the modern theory, I deliberately paraphrased Darwin in the section you quoted me on just in case someone hungup on Darwin wanted to try and tell us about phyletic gradualism. The best bit was getting you to agree 'absolutely' with Darwin, before launching into a criticism of him.
And then the evolutionist wish-fulfillment fantasy of Punctuated Equilibrium.
Yeah - Gould may have oversold the case by implying that the biologists hadn't thought of it before. But they had. He did do well at explicitly laying it out. But I just described the result of Punctuated Equilibrium (the actual process is quite technical) and you said 'Absolutely.' so I am assuming by 'wish fulfilment' you were being self-referential?
The case is much more complicated since the words are not being used the same way by the same people (they are not precise words, 'sudden' in geological terms might mean 10million years or 100,000 years for example) - but just realize the killer argument you thought you had is a steaming pile of poo that needs a lot of shining before it can be presented.
Now that the lesson ends: Did you have anything to say about survival of the fittest or morals?

This message is a reply to:
 Message 56 by Kaichos Man, posted 06-05-2010 5:59 AM Kaichos Man has replied

Replies to this message:
 Message 59 by Kaichos Man, posted 06-05-2010 7:30 AM Modulous has replied

  
Modulous
Member
Posts: 7801
From: Manchester, UK
Joined: 05-01-2005


Message 62 of 64 (563511)
06-05-2010 11:54 AM
Reply to: Message 59 by Kaichos Man
06-05-2010 7:30 AM


Re: did you mean 'then, then'?
Darwin was saying that the evidence for phyletic gradualism wasn't there. It isn't. I was -and am- agreeing with him.
Sorry I thought you were saying "Darwin was sure that future fossil discoveries would exhibit his gradualism" which is what I was addressing. Since it is my position that Darwin did not think what you thought he thought.
You described the evidence. And I agree with the evidence- absolutely.
Since we both agree that Darwin didn't think evolution was necessarily at constant speed, and that it varied - in line with the small point I originally made. Would you like to take the opportunity to now address the topic of survival of the fittest and morals?

This message is a reply to:
 Message 59 by Kaichos Man, posted 06-05-2010 7:30 AM Kaichos Man has not replied

Replies to this message:
 Message 63 by barbara, posted 09-17-2010 8:18 PM Modulous has replied

  
Modulous
Member
Posts: 7801
From: Manchester, UK
Joined: 05-01-2005


Message 64 of 64 (582072)
09-19-2010 5:05 PM
Reply to: Message 63 by barbara
09-17-2010 8:18 PM


have you herd of humans?
Morals is a human invention that aligns with the herd type mentality that humans fit under this behavior classification.
Morals act as a mechanism to keep "peace" in the herd.
Morality isn't a human invention - though describing, rationalising and communicating them probably is. I wouldn't quite classify it as 'herd mentality' more like 'social mentality'.

This message is a reply to:
 Message 63 by barbara, posted 09-17-2010 8:18 PM barbara has not replied

  
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