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Author Topic:   Philosophy 101
nwr
Member
Posts: 6411
From: Geneva, Illinois
Joined: 08-08-2005
Member Rating: 4.9


Message 106 of 190 (606532)
02-26-2011 8:48 AM
Reply to: Message 104 by Straggler
02-26-2011 2:45 AM


Re: Empiricism.....?
Straggler writes:
So far in this thread the names of two scientists have come up. Dawkins and Sokal. Whatever you may think of either of them (let's not fly off down that tangent) they both see science as seeking objective truths. This is not an uncommon view amongst either scientists or philosophers of science. You dismissal of it is unjustified.
I have not dismissed it.
Straggler writes:
Well let's see. Do you think the planet Earth was significantly different in shape prior to human existence or the development of human language and co-ordinate systems?
No, of course not.

Jesus was a liberal hippie

This message is a reply to:
 Message 104 by Straggler, posted 02-26-2011 2:45 AM Straggler has replied

Replies to this message:
 Message 107 by Straggler, posted 02-26-2011 8:53 AM nwr has replied

  
Straggler
Member (Idle past 92 days)
Posts: 10333
From: London England
Joined: 09-30-2006


Message 107 of 190 (606533)
02-26-2011 8:53 AM
Reply to: Message 106 by nwr
02-26-2011 8:48 AM


Scientific Theories Vs Arbitrary Conventions
What has any of this co-ordinate stuff got to do with scientific theories or discoveries? What has it got to do with a philosophy of science? What point are you making here?
I very much suspect that you are conflating scientific theories which attempt to explain and describe the world with arbitrary conventions such as longditude and latitude which are just convenient methods of communicating things like position. Given your track record on this subject this confusion on your part is hardly surprising.
Nwr writes:
A scientific theory is, primarily, a description of the method rather than a description of the world. This ought to be obvious, since the purpose of the theory is to communicate the science. Message 737
(To paraphrase Crashfrog): If scientific theories were descriptions of methods instead of descriptions of the world, they wouldn't be able to make accurate predictions about the world - just about methods. And the purpose of science is to explain the world, not to explain itself. That kind of circular focus would produce no knowledge at all, how could it?
Your model of science makes it impossible for science to actually do what science observably does. Namely to successfully predict the behaviour of nature. Thus you're wrong. Obviously.
Key Question: Why do you think some scientific theories yield more accurate predictions than others?

This message is a reply to:
 Message 106 by nwr, posted 02-26-2011 8:48 AM nwr has replied

Replies to this message:
 Message 116 by Jon, posted 02-26-2011 4:21 PM Straggler has replied
 Message 118 by nwr, posted 02-26-2011 4:49 PM Straggler has replied
 Message 125 by xongsmith, posted 02-27-2011 1:34 AM Straggler has replied

  
Omnivorous
Member
Posts: 3988
From: Adirondackia
Joined: 07-21-2005
Member Rating: 6.9


Message 108 of 190 (606534)
02-26-2011 9:47 AM
Reply to: Message 10 by Taz
02-24-2011 1:27 AM


I especially enjoyed the rationallyspeaking blog.
My favorite comment:
quote:
(B)ut the accusations that all people using post-modernism as a tool are either fools or charlatans will convince only those who were already convinced, and not those of us who expect argument and reason...and not mere ad homonym attacks.
I'm still cackling over a postmodernist denouncing "ad homonym" attacks.
No wonder they think all texts collapse upon themselves.
Edited by Omnivorous, : No reason given.


Dost thou think, because thou art virtuous, there shall be no more cakes and ale?
-Shakespeare
Real things always push back.
-William James

This message is a reply to:
 Message 10 by Taz, posted 02-24-2011 1:27 AM Taz has not replied

  
Omnivorous
Member
Posts: 3988
From: Adirondackia
Joined: 07-21-2005
Member Rating: 6.9


Message 109 of 190 (606537)
02-26-2011 10:05 AM
Reply to: Message 43 by 1.61803
02-24-2011 4:16 PM


Written on a stall wall at Indiana University:
"Coito ergo sum."
And the rejoinder:
"That's putting des whores before Descartes."
The continuing colloquium covers an entire wall.


Dost thou think, because thou art virtuous, there shall be no more cakes and ale?
-Shakespeare
Real things always push back.
-William James

This message is a reply to:
 Message 43 by 1.61803, posted 02-24-2011 4:16 PM 1.61803 has not replied

  
slevesque
Member (Idle past 4667 days)
Posts: 1456
Joined: 05-14-2009


Message 110 of 190 (606547)
02-26-2011 12:27 PM
Reply to: Message 74 by nwr
02-25-2011 12:27 PM


Re: The foundations of Modern Science
Yes. But perhaps I should clarify. When I say it is the naive commonsense view, I mean that it is the view that children would have before they absorbed the ideas that come from the culture.
So you do believe that humans have, at least to some extant, innate knowledge ?
Children have also being shown to believe in a creator God. Does that make it the 'naive commonsense view' ?
(Brooks, M., Natural born believers, New Scientist 201(2694):31—33, 7 February 2009)
Scientists strive to make true statements about the world. That, I do not question. But that only requires that truth be a quality of certain statements. The assertion "There is objective truth, that we can discover" requires that truth exist as an independent entity, rather than as a quality of statements. It is very much a theological claim. Science has no need for that assumption.
When we say that 'objective truth exists' we say that as opposed to 'truth is relative'. Some philosophies think that truth is relative, that things can be true for someone but not for all. It's the classic discussion-stopper ''Well if it is true for you that's fine ...''
Obviously, you can see that science could not work in those circumstances. When a scientists discovers something that is true, a physical law for example, it has to be true for all scientists.
Most scientists assume that there is order in the universe, and that they are discovering that order. However, I cannot find any evidence that the practice of science depends on that. As best I can tell, if the universe is orderly, then there is no method known to science whereby we could discover that order.
Then you must explain why science was never developped in a culture who didn't believe in order in the universe.
I cannot comprehend how you can think that science can be done by someone who doesn't expect to find natural laws, and who does not expect beforehand to be able to hypothesize, theorize on what he sees in nature.
This belief a an orderly universe is viewed as the basic tenant that enabled the birth of modern science.

This message is a reply to:
 Message 74 by nwr, posted 02-25-2011 12:27 PM nwr has replied

Replies to this message:
 Message 111 by Omnivorous, posted 02-26-2011 12:51 PM slevesque has replied
 Message 112 by Straggler, posted 02-26-2011 1:31 PM slevesque has not replied
 Message 114 by nwr, posted 02-26-2011 3:41 PM slevesque has not replied

  
Omnivorous
Member
Posts: 3988
From: Adirondackia
Joined: 07-21-2005
Member Rating: 6.9


Message 111 of 190 (606548)
02-26-2011 12:51 PM
Reply to: Message 110 by slevesque
02-26-2011 12:27 PM


Re: The foundations of Modern Science
As a side note, I don't see how children could have any view--naive or otherwise--before they absorb ideas that come from the culture.


Dost thou think, because thou art virtuous, there shall be no more cakes and ale?
-Shakespeare
Real things always push back.
-William James

This message is a reply to:
 Message 110 by slevesque, posted 02-26-2011 12:27 PM slevesque has replied

Replies to this message:
 Message 113 by slevesque, posted 02-26-2011 1:40 PM Omnivorous has replied

  
Straggler
Member (Idle past 92 days)
Posts: 10333
From: London England
Joined: 09-30-2006


Message 112 of 190 (606553)
02-26-2011 1:31 PM
Reply to: Message 110 by slevesque
02-26-2011 12:27 PM


Re: The foundations of Modern Science
When talking to nwr about the nature of science you have to bear in mind that he has something of an "unusual" take on this subject.
nwr in a previous discussion: "Apparently, I was not clear enough. I'll say it again. Scientific theories have nothing to say about how nature behaves."

This message is a reply to:
 Message 110 by slevesque, posted 02-26-2011 12:27 PM slevesque has not replied

  
slevesque
Member (Idle past 4667 days)
Posts: 1456
Joined: 05-14-2009


Message 113 of 190 (606556)
02-26-2011 1:40 PM
Reply to: Message 111 by Omnivorous
02-26-2011 12:51 PM


Re: The foundations of Modern Science
As a side note, I don't see how children could have any view--naive or otherwise--before they absorb ideas that come from the culture.
I asked myself this question also. But the study I referenced included japanese children, and they still gave the same results as children from other cultures, even though the the concept of a creating God is absent from their culture.

This message is a reply to:
 Message 111 by Omnivorous, posted 02-26-2011 12:51 PM Omnivorous has replied

Replies to this message:
 Message 115 by crashfrog, posted 02-26-2011 4:00 PM slevesque has not replied
 Message 122 by Omnivorous, posted 02-26-2011 5:03 PM slevesque has not replied

  
nwr
Member
Posts: 6411
From: Geneva, Illinois
Joined: 08-08-2005
Member Rating: 4.9


Message 114 of 190 (606573)
02-26-2011 3:41 PM
Reply to: Message 110 by slevesque
02-26-2011 12:27 PM


Re: The foundations of Modern Science
slevesque writes:
So you do believe that humans have, at least to some extant, innate knowledge ?
No.
slevesque writes:
Children have also being shown to believe in a creator God.
That probably comes from parents.
slevesque writes:
When we say that 'objective truth exists' we say that as opposed to 'truth is relative'.
I usually hear that presented as "absolute truth" vs. "relative truth."
We use the term "truth" very broadly. We use it for assertions about the physical world, and we also use it for statements about cultural constructs. And then there are mixed statements which include part of both. Whether truth is absolute or relative depends on the kind of statement.
slevesque writes:
Obviously, you can see that science could not work in those circumstances. When a scientists discovers something that is true, a physical law for example, it has to be true for all scientists.
I take scientific laws to be cultural constructs (within the culture of science). And, as such, they are not absolute truths. They are open for questioning, and they are questioned.
slevesque writes:
I cannot comprehend how you can think that science can be done by someone who doesn't expect to find natural laws, and who does not expect beforehand to be able to hypothesize, theorize on what he sees in nature.
Scientific laws are human constructs. They are not discoveries, they are inventions.

Jesus was a liberal hippie

This message is a reply to:
 Message 110 by slevesque, posted 02-26-2011 12:27 PM slevesque has not replied

Replies to this message:
 Message 117 by Straggler, posted 02-26-2011 4:48 PM nwr has replied

  
crashfrog
Member (Idle past 1493 days)
Posts: 19762
From: Silver Spring, MD
Joined: 03-20-2003


Message 115 of 190 (606574)
02-26-2011 4:00 PM
Reply to: Message 113 by slevesque
02-26-2011 1:40 PM


Re: The foundations of Modern Science
even though the the concept of a creating God is absent from their culture.
What? Why would you think that?
The Japanese word for "God" is "Kami-sama", roughly "honored ghost". Japan has been visited by Christian missionaries since the 16th century, and exposed to Western thought since 1400 or so. Why would the notion of a "creator God" be absent from their culture?

This message is a reply to:
 Message 113 by slevesque, posted 02-26-2011 1:40 PM slevesque has not replied

  
Jon
Inactive Member


Message 116 of 190 (606575)
02-26-2011 4:21 PM
Reply to: Message 107 by Straggler
02-26-2011 8:53 AM


Re: Scientific Theories Vs Arbitrary Conventions
If scientific theories were descriptions of methods instead of descriptions of the world, they wouldn't be able to make accurate predictions about the world - just about methods.
Perhaps you can show that they do make accurate predictions about the 'world', and not just about the 'method'; or even show how the 'world' according to science exists in anyway independent of the 'method'.
Jon

Check out No webpage found at provided URL: Apollo's Temple!
Ignorance is temporary; you should be able to overcome it. - nwr

This message is a reply to:
 Message 107 by Straggler, posted 02-26-2011 8:53 AM Straggler has replied

Replies to this message:
 Message 120 by Straggler, posted 02-26-2011 4:53 PM Jon has replied

  
Straggler
Member (Idle past 92 days)
Posts: 10333
From: London England
Joined: 09-30-2006


Message 117 of 190 (606576)
02-26-2011 4:48 PM
Reply to: Message 114 by nwr
02-26-2011 3:41 PM


Re: The foundations of Modern Science
Do you understand that your example of the longditude/latitude co-ordinate system is not an example of a scientific theory?
Because thus far you have quite clearly been under the serious misapprehension that the construction of arbitrary systems such as particular co-ordinate system for pragmatic reasons such as navigation is what science is all about. Hence the nonsensical assertions such as "Scientific theories have nothing to say about how nature behaves."
Nwr writes:
Scientific laws are human constructs. They are not discoveries, they are inventions.
Do you understand the relationship between conseravtion laws and symmetry invariance? If not I suggest you at least look this up before confidently making such sweeping statements.

This message is a reply to:
 Message 114 by nwr, posted 02-26-2011 3:41 PM nwr has replied

Replies to this message:
 Message 121 by nwr, posted 02-26-2011 5:00 PM Straggler has replied

  
nwr
Member
Posts: 6411
From: Geneva, Illinois
Joined: 08-08-2005
Member Rating: 4.9


Message 118 of 190 (606577)
02-26-2011 4:49 PM
Reply to: Message 107 by Straggler
02-26-2011 8:53 AM


Re: Scientific Theories Vs Arbitrary Conventions
nwr writes:
A scientific theory is, primarily, a description of the method rather than a description of the world. This ought to be obvious, since the purpose of the theory is to communicate the science.
Straggler writes:
If scientific theories were descriptions of methods instead of descriptions of the world, they wouldn't be able to make accurate predictions about the world - just about methods.
That's a silly argument.
It should be obvious that scientific theories do not make predictions about the world (accurate or otherwise). People (scientists) make those predictions. And the scientists who use theories when making predictions are actually using the methods described by the theories in order to make predictions.

Jesus was a liberal hippie

This message is a reply to:
 Message 107 by Straggler, posted 02-26-2011 8:53 AM Straggler has replied

Replies to this message:
 Message 119 by Straggler, posted 02-26-2011 4:52 PM nwr has seen this message but not replied

  
Straggler
Member (Idle past 92 days)
Posts: 10333
From: London England
Joined: 09-30-2006


Message 119 of 190 (606578)
02-26-2011 4:52 PM
Reply to: Message 118 by nwr
02-26-2011 4:49 PM


Re: Scientific Theories Vs Arbitrary Conventions
You can make predictions using Tarot cards. There is nothing inherently scientific about plucking predictions from your arse using a given method.
Key Question: Why do you think some theories yield more accurate predictions about the bevaviour of nature than others?
Edited by Straggler, : No reason given.

This message is a reply to:
 Message 118 by nwr, posted 02-26-2011 4:49 PM nwr has seen this message but not replied

  
Straggler
Member (Idle past 92 days)
Posts: 10333
From: London England
Joined: 09-30-2006


Message 120 of 190 (606579)
02-26-2011 4:53 PM
Reply to: Message 116 by Jon
02-26-2011 4:21 PM


Re: Scientific Theories Vs Arbitrary Conventions
Predicting eclipses.
So Jon do you agree with nwr that "Scientific theories have nothing to say about how nature behaves."
?

This message is a reply to:
 Message 116 by Jon, posted 02-26-2011 4:21 PM Jon has replied

Replies to this message:
 Message 124 by Jon, posted 02-26-2011 11:07 PM Straggler has replied

  
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