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Pascal's wager

Discussion in 'Fred's House of Pancakes' started by daniel, Mar 18, 2012.

  1. drinnovation

    drinnovation EREV for EVER!

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    I cannot see how you consider the infinite and finite rewards to be the same. Maybe you have a different formulation of the infinite and finite problems in your head. Can you formulate these in an abstract setting with the decision matrix and probabilities so I can understand?


    I've already responded on the just/unjust god. Its not in pascals original wager, its just something I added to the discussion because it address the "inverted" god argument daniel put forward. Note any "just god" model need to define what is just and hence adds more assumptions. If you define just god as you go to heaven with/without belief then you presupposed the answer. Define what make a "just god" then use that in the analysis, not the other way around.
     
  2. drinnovation

    drinnovation EREV for EVER!

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    In my view the wager is not about WHICH god/infinite afterlife model is correct, but about the choice between infinite gain and finite. The particular document with the wager did not really provide an argument for which god, just if there is infinite gain, and you are unsure then you should take the bet.


    Choosing which god to follow is a more difficult choice. While Pascal did struggle with the origins of the church, and trying to decide which was the right religion and doctrine, that is outside of the wager.

    I presented my generalized form which encompasses all infinite-reward religions as the "believe" side of the bet. I cannot disprove prove your belief in Odin any more I can disprove any other god of your choice. Which to believe/follow is your choice, that is where "faith" come into it. If you find the most compelling religion to be believing on Odin, I would still consider that consistent with taking the wager.
     
  3. daniel

    daniel Cat Lovers Against the Bomb

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    Well, you folks have been busy here while I was taking a day off from the quarrel, out of respect for yesterday's being a special day for those I've been arguing against.

    How can you reason from the probabilities if you have absolutely no way of knowing what those probabilities are???

    I will say that I have never read Pascal, and I have never been arguing about Pascal, though of course here in Fred's anyone is free to take the discussion in any direction they like. But I am not going to respond to discussions of the man himself because, frankly, I know nothing about him.

    The subject I addressed in my opening post, and have been addressing throughout (for the most part) is a common argument for belief in the Christian god, generally known by the name of "Pascal's wager." I encountered this argument while reading C.S. Lewis, though way back earlier in this thread somewhere, someone said that Lewis did not actually accept the argument, and cited it satirically in order to refute it. Since I gave up on Lewis in disgust when I encountered the argument, I cannot dispute or confirm the thesis that Lewis actually opposed the reasoning given.

    Regardless, my only assertion is that the argument commonly called "Pascal's wager" is invalid because it rests on assumptions which are grossly artificial and unfounded, being based in the very theology the argument is trying to prove. The argument is valid only if there is a god who rewards belief and who requires belief for reward, but this is exactly what the argument is trying to prove. IOW, the argument rests on first assuming its conclusion.

    The argument is invalid if belief in Pascal's god gets you sent to hell. (E.g. if Islam is correct.) The argument is also invalid if behavior, rather than belief, is the criterion for judgement. And the argument is irrelevant if there is no god or a god who does not care about us. (I.e. Deism.)

    And the reason I care is that I have encountered the same argument from other people, and I see it used, along with a lot of other flawed reasoning, to brainwash little children into accepting a set of beliefs I consider harmful both to the individual and to society.

    Drinnovation keeps trying to make this thread about an abstract concept involving arguments based on logic with no connection to the real world.

    I am talking about an actual specific argument, presented by some Christians as a means of convincing people to adopt Christianity. That's all I'm talking about here, and my thesis is that the argument is bogus.
     
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  4. qbee42

    qbee42 My other car is a boat

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    Well stated, Daniel.

    Tom
     
  5. airportkid

    airportkid Will Fly For Food

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    One aspect of Pascal's Wager that has NOT been touched on in this thread is the very core of religious belief itself: belief. Belief is not something we consciously control. We can influence it, but altering it is a change of mind much deeper than conscious decision.

    None of us believes what we think absurd. None of us believes that 2 + 2 = 5; we all recognize the equation is absurd. The premises that underpin HOW we recognize its absurdity could be quite different; for many of us the basic premise is a belief that what we've been told about arithmetic principles is true; others who have deeper mathematical education recognize its absurdity based on the mathematical axioms that define addition. If any of us set out to BELIEVE 2 + 2 = 5 virtually none of us would succeed; the constructs of subconscious (and conscious) reasoning would prohibit it.

    Likewise, many of us have through experience, curiosity and intellectual exploration have arrived at a belief that most if not all of religious belief is just as absurd as 2 + 2 = 5. We CAN'T just switch that belief even if we wanted to; it cuts across too much of the grain of reason in our subconscous (and conscious) minds.

    We could publicly declare we believe, in the interests of getting along or other social objectives, but not ACTUALLY believe. So where Pascal's Wager argues that the safer bet is to BELIEVE one way or the other, its achievement is out of reach regardless of the soundness of the argument.
     
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  6. spiderman

    spiderman wretched

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    I actually believe there is a lot of truth here. I don't believe it is directly related to intellect.
     
  7. drinnovation

    drinnovation EREV for EVER!

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    I took the day to answer.. what better day to discuss the foundations of beliefs..

    I have read pascal and I'll agree with your final assertion, the wager does not provide a foundation for a proof of the christian god. As the wager says little about which god it to be considered and makes no effort to argue one god over another. It clearly states its NOT a proof for god, its a argument about belief.

    It was published after his death and by people with a strong agenda,

    The reason i abstracted it is because people think its mostly about religion and which religion, but any discussion of religion gets people on edge and brings in preconceived biases.. trying to get people to see what that wager is about, without all the religious connotations.


    At the heart of why I keep arguing is because of comments like this
    This is a far more general question with implications in many directions and if people cannot see this, then maybe an abstraction could help. Reasoning about possible (instead of known) probabilities is the core of decision theory and is exactly what I put forward. Understanding that is important before getting deeper into pascal's wager's other issues.

    If you want more on it, fine. If people don't ask and don't make illogical comments I'll consider it done.
     
  8. daniel

    daniel Cat Lovers Against the Bomb

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    Exactly: It is an argument that says there is more profit in belief than in unbelief. But it assumes the Christian god.

    It assumes the Christian god exists, and then argues that you're better off to believe than to not believe.

    I don't think that anyone would quarrel with the assertion that IF the Christian god exists, you're better off believing in him.

    But that's no more useful than saying that IF a giant bug-eyed monster is about to step on your house and crush it, you're better off believing that a giant bug-eyed monster is about to crush your house, so you will get out of it ASAP.

    Pascal's wager is an argument for believing in god, and it is an invalid argument because it is circular.

    Not to mention, as airportkid so rightly points out, that belief is seldom something we choose.
     
  9. drinnovation

    drinnovation EREV for EVER!

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    It does not presume a christian god, it presumes a god rewarding with an infinite afterlife. It does not address which god to consider.

    Its not circular, its a decision analysis. What it does is show that if you have doubts, i.e. you already assign a non-zero propability to god existing, you are better off learning/striving to go all in and believe/commit.

    I agree with airportkids comment about belief. And that issue was, in my view, a large part of what the wager is about. If you have a weak belief (hence assign probability >0), then its about showing the win/los and hence urging you to learning to believe. There are many learned people that have doubts, but have a small belief in god, but also have doubts. The wager speaks to them as they can then reason that if they have a small belief they should learn to go all the way. Toward the end of the wager he includes the following

    He suggests that you can at least begin to try to believe and learn from those who do. It takes time and effort to change beliefs.. but if you try you might, if you don't try its unlikely you will.
     
  10. hyo silver

    hyo silver Awaaaaay

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    Maybe we're born that way. This cries out for a tshirt that says "god made me an atheist" :p
     
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  11. qbee42

    qbee42 My other car is a boat

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    But it does presume a god that rewards believers. Any other god produces no gain, or worse, a loss.

    Tom
     
  12. hyo silver

    hyo silver Awaaaaay

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    And it assumes only one god. What happened to all the others?
     
  13. airportkid

    airportkid Will Fly For Food

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    :pound:

    Copyright that.
     
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  14. Corwyn

    Corwyn Energy Curmudgeon

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    Box A might contain $1 with probability p > 0.

    Box B might contain $1 Million with probability q = 2p.

    Which box do you want?
     
  15. Corwyn

    Corwyn Energy Curmudgeon

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    But Odin doesn't require BELIEF. He requires that you DIE IN BATTLE.

    Pascal's wager applied to BOTH would require you to BOTH believe in the Christian God AND Die in battle. If you don't do BOTH you don't really accept Pascal's Wager. If you are cherry picking, you are using Pascal's wager to justify what you already want to believe, NOT where the logic leads you.
     
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  16. daniel

    daniel Cat Lovers Against the Bomb

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    In this case, we are assuming that p > 0 and that q = 2p. But in the case of Pascal's wager, we do not know anything about any of the probabilities.

    In the case of your example, I want Box B if the boxes are free. If it costs $1 to take a box I'll pass, just as I pass on the lottery. Box B is the better choice, but ONLY if we know what you've stated about the relative probabilities, and we still don't know if it's worth $1 to take a box.

    Your point about Odin is much more relevant!
     
  17. drinnovation

    drinnovation EREV for EVER!

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    The basic wager does not address which god, or how to choose. It is about religion choice for finite gain vs infinite gain. That is all the logic addresses.

    If you want to extend it to multiple religions or choose between religions. You have to reformulate it and even then it will not really solve that problem.

    So it does not solve the problem you want (which religion), but that does not make it wrong.. just limited.
     
  18. hyo silver

    hyo silver Awaaaaay

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    The more I think about this, the more I like it. We're all born the way we are, and are very unlikely to change. I was put here to test the faith of believers, and my actions will only strengthen their faith and increase their chances of going to heaven. And, because I'm doing what I was told and fulfilling god's purpose for me, I get to go too. The logic is impeccably unassailable. :D
     
  19. qbee42

    qbee42 My other car is a boat

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    Which is the basis of the original complaint in this thread. Pascal's wager is limited to only those that believe in a Christian God. If you believe in a Christian God, Pascal's wager makes complete sense. But if you are a believer, you don't need Pascal's wager in the first place.

    This makes Pascal's wager a pointless exercise. It amounts to one of my favorite statements:

    "There are two types of people in the world: those that lump people into two groups, and those that don't."

    Tom
     
  20. daniel

    daniel Cat Lovers Against the Bomb

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    Wrong again. The wager is an argument that you should believe in god. But it's based on the ASSUMPTION that BELIEF is the criterion for admission to heaven. That ASSUMPTION is hogwash. The ASSUMPTION is an implicit acceptance of Christian dogma, since Christianity is the ONLY religion in which belief is the key to heaven. In Judaism it's keeping the laws; in Islam it's obedience to god; in the Viking religion it's dying in battle.

    The argument of Pascal's wager fails because it ASSUMES, without ANY reason or evidence, that BELIEF is the key to heaven.

    The ONLY thing you can say logically regarding the assertion of Pascal's wager, is the IF belief is the key to heaven, then you're better off believing than not. Thus it is circular reasoning, and is invalid by the rules of logic. You keep trying to turn the discussion away from what Pascal's wager says, and into some sort of argument about the nature of probabilities. I'm just speaking about the argument for belief in god presented in Pascal's wager, and noting in passing that the argument implicitly assumes the existence of the Christian god, since Christianity is the only religion where belief (rather than behavior) is key.