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Philosophy 1010 Class 7/25/13 Title: Introduction to Philosophy Instructor: Paul Dickey E-mail Address: pdickey2_at_mccneb.edu Tonight: Return Midterm Exams & . – PowerPoint PPT presentation

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Title: Philosophy 1010


1
Philosophy 1010 Class 7/25/13
Title Introduction to Philosophy Instructor P
aul Dickey E-mail Address pdickey2_at_mccneb.edu
Tonight Return Midterm Exams . Discuss
Class Final Essay Chapter Three - Reality
Being
2
  • Next Week
  • Chapter Four Philosophy God
  • 1) Read Chapter 4, Sections 4.1 4.2 (to p.
    240), 4.3, and 4.4 (to p.255)
  • 2) Write 1-2 paragraph statement of your essay
    topic with brief summary of the argument you will
    give in your essay.
  • Study Blue is both a phone app and a webpage.
    Use it as either, as you choose. Compose a set
    of Flash Cards in Study Blue over
  • Chapters 3 4.
  • http//www.studyblue.com/folder/7010893

3
Discuss Class Essay
4
Requirements for Class Essay
  • You are writing a short 3-5-page essay
    (computer-printed or typed, double-spaced, 1
    margins, Times Romans 12-point font).
  • The paper must demonstrate your understanding of
    a topic we discussed -- for example, the
    mind/body problem.
  • You will need to identify two philosophers to
    discuss in your essay in regard to your topic.
  • Your paper will show specific and detailed
    understanding of the two points of view on the
    issue by the two philosophers which raises an
    apparent conflict.
  • The student will discuss this conflict and
    propose in his or her paper an argument to
    resolve the conflict. In doing this, you will
    rely on your own independent thinking.
  • You will need to explicitly identify a narrow
    sub-topic on the issue that you choose that
    appropriately allows you to make an interesting
    claim of your own where the philosophers disagree
    on the issue.

5
Requirements for Class Essay
  • You are free to select from a broad availability
    of sources (but not Wikipedia). If you have a
    question about the appropriateness of a source
    you wish to use, please discuss this with
    instructor before you turn in your essay.
  • You must use at least three sources, but not more
    than five (otherwise your research could get
    unwieldy).
  • Topic to be selected with instructor approval by
    next week. By then, you should have a good idea
    what your general argument will be.
  • Essay are due when you come to final exam on the
    last day of class. No essays will be accepted
    after that time!!!
  • The essay will be 15 of your course grade.
  • Any questions?

6
Requirements for Class Essay
Choosing a Topic 1. Hopefully, something we
have talked about in class has interested you.
For example, when you read Chapter four, perhaps
you will be intrigued, by the third proof for
the existence of God the Argument from
Design. 2. Pick two philosophers who addressed
the question, say William Paley and David
Hume. 3. Focus your attention on one point
where they disagreed. For example, Paley and Hume
disagreed about the strength of the watchmaker
analogy. 4. Decide what you think about this
particular disagreement and make a statement (a
claim!) that summarizes your own view on it. For
example, a claim might be Paley based the
watchmaker analogy on strong scientific evidence
that David Hume did not recognize. Notice that
simply saying Paley was right and Hume was
wrong is not a good claim because it is
excessively vague. Now, have fun and lets hear
your argument for that conclusion !!!
7
Requirements for Class Essay
  • Your essay will be graded as an sum of five
    scores
  • How correctly do you represent the view of the
    1st philosopher? NO STRAW MEN ALLOWED!
  • How correctly do you represent the view of the
    2st philosopher? NO STRAW MEN ALLOWED!
  • Is your claim reasonable and clearly stated?
  • Do you give a good argument for your claim?,
    and
  • Technical areas such as grammar, spelling. Did
    you follow the specified requirements?, did you
    provide a bibliography of your sources, etc.

8
Online Philosophy Sources that you might wish to
use in your term paper http//www.utm.edu/resea
rch/iep/ http//www.earlham.edu/peters/gpi/philo
.htm http//philosophy.hku.hk/psearch/ http//w
ww.uni-giessen.de/gk1415/philosophy.htm http//p
lato.stanford.edu/
9
Chapter 3 Reality and Being (a Metaphysical
Study)
10
Realism
  • Realism is the view that the real world exists
    independent of our language, our thoughts, our
    perceptions, or our beliefs about it.
  • Our common sense demands of us that we believe in
    realism.
  • But how can we know that our wonderful world is
    real? Can we prove it? Or alternately, do we
    have evidence? Can we provide reasons to
    believe without begging the question?
  • And what does it even mean for our world to be
    real? If someone were to say that the world was
    NOT real, what would he mean? What we understand
    that he was saying?

11
What Is Reality?
  • For now, let us assume we are realists, that is,
    we believe in realism. So what is the reality we
    believe in?
  • Some might argue that reality is what we
    experience through our senses.
  • Or would you perhaps argue that reality consists
    of more than the material world? What about
    justice, mathematics, liberty, freedom, truth,
    beauty, space, time, and love?
  • Is language real?
  • Is God real?
  • Or the sub-atomic theoretical entities that
    physics asserts? Are they real?

12
Metaphysics is the Study of What is Real
  • The most fundamental question in metaphysics may
    be
  • Is reality purely material or is there reality
    beyond the material?
  • We already discussed this question to some degree
    in terms of the mind/body problem, but now we
    will begin to look at this issue in a much
    broader scope.
  • We have already seen the materialism of Thomas
    Hobbes, particular in the context of the
    mind/body problem. Hobbes, however, argued for
    Materialism in a much broader sense.

13
What is Real? Disk from The
Examined Life Video Series
14
Descartes The Scientific Revolution In 1636, a
Hobbes travels to Italy where he may have met
with Galileo. With the influence of Galileo,
Hobbes develops his social philosophy on
principles of geometry and natural science.
Galileo Galilei (15 February 1564  8 January
1642), was an Italian physicist, mathematician,
astronomer, and philosopher who played a major
role in the Scientific Revolution. Galileo has
been called the "father of modern observational
astronomy", the "father of modern physics", the
"father of science", and "the Father of Modern
Science Galileo proposes that physics should be
a new science based on methods of observation
not just on the methods of reason.
15
Materialism
  • Thomas Hobbes (1588-1679) rejects Cartesian
    dualism claiming that Descartes Mind/Body problem
    itself refutes dualism.
  • Since mind and body cannot interact, they cannot
    both exist within human nature.
  • There can only be one realm of human nature and
    that is the material world.
  • All human activities, including the mental, can
    be explained on the paradigm of a machine.

16
Materialism
  • Hobbes was reductionist in that he believed that
    one kind of purported reality (the mind) could be
    understood entirely in terms of another (matter).
  • New scientific techniques of observation and
    measurement being used by Galileo, Kepler, and
    Copernicus were making giant strides in
    understanding the universe.
  • The spirit of his century suggested to Hobbes
    that all reality would be explained in time in
    terms only of the observable and the measurable.
  • Hobbes himself was unable to explain any mental
    processes in terms of the physical.
  • Perhaps motivating Hobbes view was basically his
    passionate faith in the advancement of science at
    the time.

17
The Prima Facie (or Self-evident) Case for
Materialism
  • The argument from common sense
  • If there are other realities besides the
    material, can they causally interact with the
    material world?
  • If so, how can this interaction happen? If they
    can not interact, what does it mean to say that
    such a reality exists?
  • Please note this may be more difficult that even
    the mind/body problem where we do seem to have
    direct evidence to believe that our own
    consciousness exists.

18
The Prima Facie (or Self-evident) Case for
Materialism
  • The argument from science
  • Science seems to be our most developed and useful
    organized body of knowledge about the world by
    focusing on observation and measurement of the
    physical material world. In the history of
    science, discussion of any kinds of entities
    other than material entities largely have been
    blind alleys.
  • The history of science is full of examples where
    entities once thought to be necessary to explain
    life and man have been replaced by fully causal
    explanations in terms of chemicals and biological
    processes. Doesnt it seem reasonable that this
    also may be the case with mental states? (458)

19
Is There an Alternative to Materialism?
Idealism Platos Theory of Forms
  • The view that reality is primarily composed of
    ideas or thought rather than a material world is
    the doctrine known as Idealism. That is, an
    Idealist would say that a world of material
    objects containing no thought either could not
    exist or at the least would not be fully "real."
  • The earliest formulation of this view is given to
    us by Plato.
  • In Platos Allegory of the Cave, the world of
    shadows is representative of the material world
    and is not fully real.

20
Platos Theory of Forms
  • What is the problem with which Plato is faced?
  • How can one live a happy and satisfying life in a
    contingent, changing world without there being
    some permanence on which one can rely?
  • Indeed, how can the world appear to be both
    permanent and changing all the time.
  • Plato observed that the world of the mind, the
    world of ideas, seems relatively unchanging.
    Justice, for example, does not seem to change
    from day to day, year to year.
  • On the other hand, the world of our perceptions
    change continuously. One rock is small, the next
    large, the next?

21
Platos Theory of Forms
  • To resolve this problem, Plato formalized the
    classic view of idealism in his doctrine of
    Forms.
  • In everyday language, a form is how we recognize
    what something is and unify our knowledge of
    objects. (e.g How do we say two objects of
    different size, color, etc. are both cars?)
  • Permanence comes from the world of forms or ideas
    with which we have access through reason.
  • In Platos view, all the particular entities we
    see as material objects are shadows of that
    reality. Behind each entity is a perfect form or
    ideal. Ideal forms are eternal and everlasting.
    Individual beings are imperfect.
  • e.g. Roundness is an ideal or form existing in a
    world different from physical basketballs.
    Individual basketballs participate or copy the
    form.

22
Platos Theory of Forms
  • Forms are transcendent, that is they do not exist
    in space and time. That is why they are
    unchanging.
  • Forms are pure. They only represent a single
    character and are the perfect model of that
    property.
  • Material objects are a complex conglomeration of
    copies of multiple forms located in space and
    time.
  • Forms are the cause of all that exists in the
    world.
  • Forms exist in a hierarchy with the Form of The
    Good being the highest form.
  • Forms are the ultimate reality because they are
    more objective than material things which are
    subjective and vary in our perception of them.

23
What is the Essence of the Form of the Good?
  • Forms are the cause of all that exists in the
    world. Forms exist in a hierarchy with the Form
    of The Good being the highest form and thus is
    the first cause of all that exists.
  • Forms are the ultimate reality because they are
    more objective than material things which are
    subjective and vary in our perception of them.
  • For Socrates and Plato, the question What is a
    thing? is the question what is the essence of
    the thing? That is, the attempt is to identify
    what (presumably one) characteristic or property
    makes that thing what it is.

24
What is the Essence of the Form of the Good?
  • Further, Plato compares the power of the Good to
    the power of the sun. The sun illuminates things
    and makes them visible to the eye. The absolute
    or perfect Good illuminates the things of the
    mind (forms) and makes them intelligible.
  • The Good sheds light on ideas but, the vision of
    the idea of the Good is, according to Plato, too
    much for human minds.
  • When Plato emphasizes The Good as the cause (I.e.
    an active agent) of essences, structures, and
    forms, as well as of knowledge, he seems to be
    invoking the idea of the Good as God. The Good as
    absolute order makes all intermediate forms or
    structures possible.

25
Modern Idealism
  • The founder of modern Idealism is Bishop George
    Berkeley (1685-1753).
  • Berkeley argued against Hobbes Materialism that
    the conscious mind and its ideas and perceptions
    are the basic reality.
  • Berkeley believed that the world we perceive does
    exist. However that world is not external to and
    independent of the mind.
  • The external world is derived from the mind.
  • However, there is a further reality beyond our
    own minds. Since we have ordered perceptions of
    the world which are not controlled by an
    individuals mind, they must be produced by Gods
    divine mind.
  • (900)

26
Pragmatism
  • The major pragmatist philosophers are Charles S.
    Pierce (1839-1914) and William James (1842-1910).
  • To the American Pragmatists, the debate between
    materialism and idealism had become a pointless
    philosophical exercise.
  • They wanted philosophy to get real (as we might
    say today.)
  • The Pragmatists argued that philosophy loses its
    way when it loses sight of the social problems of
    its day. Thus, the Pragmatists focused on issues
    of practical consequence. For them, asking even
    what is real in the complete sense is not an
    abstract matter.

27
Pragmatism
  • In terms of Metaphysics, James argued against
    both sense observation and scientific method and
    reason as the determinants of reality.
  • Reality is determined by its relation to our
    emotional and active life. In that sense, a man
    determines his own reality. What is real is what
    works for us.
  • Pragmatism was refreshing and offered new
    insights to various disciplines, particularly
    psychology as a developing science.
  • Ultimately to most philosophers, pragmatism
    failed to give a systematic response to the
    traditional philosophical issues that Materialism
    and Idealism were struggling with.

28
Logical Positivism
  • Similar somewhat to the American Pragmatists, the
    Logical Positivists also viewed the debate
    between materialism and idealism as a pointless
    philosophical exercise.
  • Unlike the Pragmatists however, they identified
    the problem with the metaphysical debate as a
    problem in understanding language and meaning.
  • The Logical Positivists proclaimed that
    Metaphysics was meaningless and both Materialists
    and Idealists were making claims that amounted to
    nonsense. They might be proposing theories that
    seemed to be different but had no consequences to
    our understanding of the world.
  • A.J. Ayer (1910 1989) proposed a criterion by
    which it could be determined what was a
    meaningful statement to make about reality.


29
The Logical Positivist Criteria of Meaning
  • Metaphysical statements such as God exists or
    Man has a mind and body or ethical statements
    such as Lying is wrong are meaningless for
    Ayer.
  • Such statements do not make assertions about the
    world, but in fact only express emotions and
    feelings like poetry.
  • A statement can only be meaningful if it is
    verifiable by means of shared experience.

30
Anti-Realism
  • Anti-realism rejects the notion that there is a
    single reality. Rather, there is multiple
    realities that are dependent upon how they are
    described, perceived, or thought about.
  • Notice that whereas Berkeley emphasized
    consciousness as the basis of the world, the
    modern anti-realists focus on the pervasiveness
    of language.
  • Is Realism a condition of sanity? Can it
  • be challenged?
  • How can you even know about reality without
    language? Thus, what sense does it make to say
    reality exists beyond language?
  • Is reality dependent on our contextualization
    of things. Does this mean reality is just
    whatever you think it is? Is this different than
    subjectivity? Or is it an objective, shareable
    cultural phenomena?
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