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Politics : Evolution

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To: Brumar89 who wrote (48384)3/6/2014 10:20:14 PM
From: 2MAR$  Read Replies (2) of 69300
 
Now you can appeal to Fred Hoyle and his junkyard tornado/ Boeing 747 gambit, which would make the third atheist in 24hrs you've had to turn & appeal to. You're on a roll kid, enter the dragon of Sir Richard Dawkins to give you the real revelation , (your bosom buddy )
en.wikipedia.org

Ultimate Boeing 747 gambit, Who Designed the Designer?

A central thesis of the argument is that, compared to supernatural abiogenesis, evolution by natural selection requires the supposition of fewer hypothetical processes and thus, according to Occam's razor, a better explanation than the God hypothesis.

Dawkins's name for the statistical demonstration that God almost certainly does not exist is the "Ultimate Boeing 747 gambit". This is an allusion to the junkyard tornado. Astrophysicist Sir Fred Hoyle, who was a Darwinist, atheist and anti-theist, but who advocated the panspermia theory (in which biological material is continually being distributed throughout outer space in debris from impacts) reportedly stated that the "probability of life originating on Earth is no greater than the chance that a hurricane, sweeping through a scrapyard, would have the luck to assemble a Boeing 747." [2] The basic argument against empirical theism dates back at least to David Hume, whose objection can be popularly stated as " Who designed the designer?", but according to Daniel Dennett the innovation of Dawkins's argument is, first, to show that where design fails to explain complexity, evolution by natural selection succeeds and is in fact the only workable solution, and, second, to argue how this should illuminate the confusion surrounding the anthropic principle. [3]

Dawkins's statement[ edit]Dawkins summarizes his argument as follows. [4] The references to "crane" and " skyhook" are ideas from Daniel Dennett's book Darwin's Dangerous Idea.
  1. One of the greatest challenges to the human intellect, over the centuries, has been to explain how the complex, improbable appearance of design in the universe arises.
  2. The natural temptation is to attribute the appearance of design to actual design itself. In the case of a man-made artefact such as a watch, the designer really was an intelligent engineer. It is tempting to apply the same logic to an eye or a wing, a spider or a person.
  3. The temptation is a false one, because the designer hypothesis immediately raises the larger problem of who designed the designer. The whole problem we started out with was the problem of explaining statistical improbability. It is obviously no solution to postulate something even more improbable. We need a "crane," not a "skyhook;" for only a crane can do the business of working up gradually and plausibly from simplicity to otherwise improbable complexity.
  4. The most ingenious and powerful crane so far discovered is Darwinian evolution by natural selection. Darwin and his successors have shown how living creatures, with their spectacular statistical improbability and appearance of design, have evolved by slow, gradual degrees from simple beginnings. We can now safely say that the illusion of design in living creatures is just that—an illusion.
  5. We don't yet have an equivalent crane for physics. Some kind of multiverse theory could in principle do for physics the same explanatory work as Darwinism does for biology. This kind of explanation is superficially less satisfying than the biological version of Darwinism, because it makes heavier demands on luck. But the anthropic principle entitles us to postulate far more luck than our limited human intuition is comfortable with.
  6. We should not give up hope of a better crane arising in physics, something as powerful as Darwinism is for biology. But even in the absence of a strongly satisfying crane to match the biological one, the relatively weak cranes we have at present are, when abetted by the anthropic principle, self-evidently better than the self-defeating skyhook hypothesis of an intelligent designer.
A central thesis of the argument is that, compared to supernatural abiogenesis, evolution by natural selection requires the supposition of fewer hypothetical processes and thus, according to Occam's razor, a better explanation than the God hypothesis. He cites a paragraph where Richard Swinburne agrees that a simpler explanation is better but reasons that theism is simpler because it only invokes a single substance, God, as a cause and maintainer of every other object. This cause is seen as omnipotent, omniscient and totally free. Dawkins argues that an entity that monitors and controls every particle in the universe and listens to all our thoughts and prayers cannot be simple. His existence would require a "mammoth explanation" of its own. The theory of natural selection is much simpler than the theory of the existence of such a complex being, and thus preferable. [5]

Dawkins then turns to a discussion of Keith Ward's views on divine simplicity to show the difficulty "the theological mind has in grasping where the complexity of life comes from." Dawkins writes that Ward is sceptical of Arthur Peacocke's ideas that evolution is directed by other forces than only natural selection and that these processes may have a propensity toward increasing complexity. Dawkins says that this scepticism is justified, because complexity doesn't come from biased mutations. Dawkins writes:
[Natural selection], as far as we know, is the only process ultimately capable of generating complexity out of simplicity. The theory of natural selection is genuinely simple. So is the origin from which it starts. That which it explains, on the other hand, is complex almost beyond telling: more complex than anything we can imagine, save a God capable of designing it. [6]
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