Exam 1 Flashcards

(68 cards)

1
Q

What is philosophy?

A

the study of the fundamental nature of knowledge, reality, and existence, especially when considered as an academic discipline.

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2
Q

Four main areas of philosophy? Subject of each area?

A
  1. Epistomology: concerned with the nature of knowledge, origin, and scope of knowledge.
  2. Metaphysics: the study of the most general aspects of reality, such as substance, identity, the nature of the mind, and free will. In other way is a study of nature and the nature of the world in which man lives
  3. Logic: The study of correct reasoning and arguments.
  4. Ethics: The study of morality. Making “correct” or “right” decisions.
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3
Q

Plato’s Allegory of the Cave

A

Chains = Our bodies
Being dragged from cave = education-philosophy
World outside of cave = the real world
Shadowy cave = what most of us think is the real world

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4
Q

Logical consistence?

A

If there is a logically possible instance in which all of the statements in a set are true. In other words, the set does not contain any contradictions.

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5
Q

Causally Possible

A

If it is possible for something to be true in this world only. IN other words, if something does not defy the laws of nature.

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6
Q

Logically Possible

A

If it is possible for something to be true in any other world. If you could make a movie about it. Statements do not contradict.

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7
Q

Definitions - why are they important? Lexical vs. Real

A

Lexical Definition: The lexical definition of a term, also known as the dictionary definition, is the meaning of the term in common usage.
Real Definition: Definition that explains the essential nature of a thing or phenomena.
Philosophers are concerned more with Real Definitions because they give more information that is used of philosophical reasoning.

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8
Q

Necessary and Sufficient Conditions

A
Implication about the the relationship between statements.
Necessity: "You must have X for Y to happen." Having X does not guarantee Y, however having Y does mean you had to have had X. Example: Sunshine is needed for rose to bloom. However sunshine does not guarantee it blooming. Without sunshine, it will not bloom.
Sufficiency: "Having X, guarantees having Y." Example: getting a 95% in a class is sufficient for getting an A in the class. This is because getting a 95% guarantees that you get an A. It is not necessary because you can also get a 92% to get an A.
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9
Q

Counterexample

A

A statement that defeats a universal claim by showing it to be false in some instance.
“All swans are white” can be defeated with a counterexample: evidence of a black swan.

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10
Q

Thought experiment

A

Devices of the imagination used to investigate the nature of things. They are used for diverse reasons in a variety of areas, including economics, history, mathematics, philosophy, and the sciences, especially physics.

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11
Q

Possible Worlds

A

Similar to parallel universes in that any situation could have gone in a variety of different ways. Children conceived could have never been, wars lost could have been won, decisions could have been made either way… Imaginary situations that could have happened

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12
Q

Arguments

A

An attempt to persuade someone of something, by giving reasons for accepting a particular conclusion as evident.

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13
Q

Premise Indicator

A

A word in an argument that “flags” the premise of the argument. For instance: “Because abortion is murder, it is always morally wrong.” the word ‘because’ is a premise indicator. Examples: because, since, given that, and for.

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14
Q

Conclusion Indicator

A

A word in an argument that “flags” the conclusion of the argument. For instance: “You aren’t in school, therefore you should get a job.” The word ‘therefore’ is a conclusion indicator. Examples: thus, hence, therefore, so, it follows that.

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15
Q

Deductive arguments

A

A deductive argument is one in which it is impossible for the premises to be true but the conclusion false. Thus, the conclusion follows necessarily from the premises and inferences.

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16
Q

Valid argument

A

Has to do with the “form” of the argument. Meaning that the premises need not be true, nor the conclusion. Only that IF they were true, the conclusion would also be true. If an argument has true premises, but a false conclusion it is invalid.

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17
Q

Sound Argument

A

An argument that is valid and has all true premises.

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18
Q

How do we evaluate deductive arguments?

A

We evaluate deductive arguments by looking at their soundness and validity.

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19
Q

What are inductive arguments? How do we evaluate them?

A

Inductive reasoning allows for the possibility that the conclusion is false, even if all of the premises are true. Instead of being valid or invalid, inductive arguments are either strong or weak, which describes how probable it is that the conclusion is true. Example: “The police said John committed the murder. So, John committed the murder.”

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20
Q

Modus Ponens

A

Latin for “mode that affirms”

  1. If P, then Q.
  2. P
    - —————–
  3. Therefore, Q
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21
Q

Modus Tollens

A

Latin for “mode that denies”

  1. If P, then Q.
  2. Not Q.
    - —————–
  3. Therefore, not P.
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22
Q

Disjunctive Syllogism

A
  1. Either Q or P.
  2. Not Q.
    - ————————
  3. Therefore, P.
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23
Q

Hypothetical Syllogism

A
  1. If P, then Q.
  2. If Q, then R.
    - ———————-
  3. Therefore: if P, then R.
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24
Q

Enumerative Argument

A

An inductive argument that attempts to make a connection between a particular instance and all other instances. For example, if one observed 100 swans and those 100 were white swans, one might make the enumerative argument that all swans are white.

  1. Observed P are F.
  2. Therefore, all P are F.
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25
Argument by Inference to the best Explanation
An inductive argument that goes from an observation to a hypothesis that accounts for the observation, ideally seeking to find the simplest and most likely explanation. An explanation that either (1) is simpler than other expanations, or (2) one that fits in better with what you believe about the world.
26
Ockham's Razor
Philosophical tool. All other things being equal, explanation A is better than explanation B if explanation A is indeed simpler that explanation B.
27
Principle of conservatism
Explanation A is better than Explaination B if explanation A fits in better with what we know about the world. See "argument by inference to best explanation"
28
Three types of knowledge? Which type are philosophers concerned with?
1. Personal Knowledge: knowledge by acquaintance. This is the kind of knowledge that we are claiming to have when we say things like “I know Mozart’s music.” 2. Procedural Knowledge: knowledge how to do something. People who claim to know how to juggle, or how to drive, are claiming that they possess the skills to do those things. 3. Propositional Knowledge: knowledge of facts. When we say things like “I know that the internal angles of a triangle add up to 180 degress” or “I know that it was you that ate my sandwich”, we are claiming to have propositional knowledge.
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Philosophical Definition of Knowledge?
Philosophers are concerned with knowledge that is true, justified, belief.
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Gettier Counter Examples
Counterexamples to the philosophical assertion that knowledge is "true, justified, belief." Gettier presents two cases about (1) a man name Smith and him getting a job, (2) a man named Jones and his ford truck.
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Skepticism
Any attitude that questions knowledge, facts, or opinions/beliefs stated as facts.
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Skepticism - Local
The view that one cannot possess knowledge in some particular domain. Example: somebody that believes there is no good or bad is a moral skeptic. Only skeptic about a specific instance.
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Skepticism - Global
The view that one cannot know anything at all. Proposed by Descartes.
34
Cartesian Method of Doubt
A method that Rene Descartes used to systematically doubt every belief he held that way he could be certain of those that were without doubt true. In the cartesian sense of knowledge, knowledge is something that is true beyond all possible doubt.
35
Descartes dream argument
Heuristic Device: Descarte's notion that he is dreaming and therefore cannot prove that anything around him is real. Similar to the matrix movie.
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Evil Genius Argument
Heuristic Device: Descarte's notion that some evil genius is tricking him into believing all of the things that he believes.
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What does Descartes know?
He knows that he exists. He knows this because of his statement "I Think, Therefore I am"
38
Solopsism
A theory in philosophy that your own existence is the only thing that is real or that can be known. You can only know the contents of your own mind.
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Prima facie
Latin for "on first sight" | Meaning that something is to be accepted as truth "on first sight," until proven otherwise.
40
What is empiricism? Different versions of empiricism? Problems with empiricism?
Empiricism is the justification of knowledge using only the senses. Type: Naive Realism Indirect Realism Idealism The problem with empiricism is that our sense can mislead us. (Each hand in a bucket of water with different temperature)
41
Basic empirical beliefs
Beliefs that are directly derived from our experiences. If I see a red telephone in front of me, it triggers the basic belief that there is indeed a red telephone in front of me. Basic beliefs depend on our trust in our senses.
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Principle of perceptual realism
Belief that material objects exist independently of our perception of them. Supports empiricism.
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Naive Realism
Naive realism is the belief that we see reality as it really is – objectively and without bias; that the facts are plain for all to see; that rational people will agree with us; and that those who don't are either uninformed, lazy, irrational, or biased.
44
Indirect Realsim
John Locke's View: Indirect realism is broadly equivalent to the accepted view of perception in natural science that states that we do not and cannot perceive the external world as it really is but know only our ideas and interpretations of the way the world is.
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Idealism
Empiricist theory that abandons the notion that "real" objects exist outside of our perceptions. Instead, it asserts that the objects we feel are only collections of perceptions created by the mind.
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Primary and secondary Properties
Primary Properties: properties that exist in objects themselves. Size, shape, molecular texture. Secondary Properties: properties that are defined by the mind. Color, taste, smell, warmth, cold.
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Rationalism
Epistemological theory that believes we can justify our knowledge using reason alone.
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A priori
When you know something before experience.
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A posteriori
When you know something after experience.
50
Necessary truth
A necessary truth is a proposition that could not possibly have been false. This can be expressed by saying that a necessary truth is a proposition that is true in every possible world. An example of a truth that many philosophers take to be necessary in this sense is: 2+2 = 4.
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Contingent Truth
A truth that depends on the nature of the real world. "The year is 2014"
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The problem of induction
Problem for empiricists. States that we cannot make inferences about the future based on the empirical evidence we have now. We can only draw conclusions on the things that we have already experienced.
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Analytic Truth
Truths that can be determined as true by the meanings of the words involved. "All neutrons are subatomic particles." Because a neutron is a subatomic particle, we know that this statement is true.
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Synthetic Truth
Truths that must be experimented on, observed, or calculated to determine if indeed true. "Obama owns a ford focus." "The population of NYC is more than that of Las Cruces"
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Logical Positivism
Empiricists that criticize rationalists. They state that rationalism only deals with information that is trivial. Information that is easy to know, that we know simply by living. A priori knowledge is not useful.
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Theism
belief in the existence of a god or gods, especially belief in one god as creator of the universe, intervening in it and sustaining a personal relation to his creatures.
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Atheism
disbelief or lack of belief in the existence of God or gods.
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Agnostic
a person who believes that nothing is known or can be known of the existence or nature of God or of anything beyond material phenomena; a person who claims neither faith nor disbelief in God.
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Ontological Proof
An ontological argument is any one of a category of philosophical arguments for the existence of God using ontology. St. Anslems argument was that "If god only existed in mind, he would not be the greatest thing in the universe. Therefore, by definition, if god is the greatest thing in the universe, he must also exist outside of my mind."
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Aquinas's Five Ways
Thomas Aquina's Five Proofs for Existence of God 1. Argument for motion - The first mover 2. Argument for efficient causes - The first cause/reason 3. Possibility and Necessity - there exists a being which is necessary for itself and does not depend on something else 4. Gradation - there is better, worse, best, worst. Therefore, there must be a best "being" 5. Argument for Design - some things lack knowledge, yet are directed to their goals by humans. Things are directed towards goals by a third party.
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Pascal's wager
An argument that states that it is in one's best interest to believe in god wether or not he exists.
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Expected Utility
Discussed in Pascal's Wager when talking about decisions under uncertainty. What you can rationally expect to gain from making a decision. A predicted utility value for one of several options, calculated as the sum of the utility of every possible outcome each multiplied by the probability of its occurrence.
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Decisions under uncertainty
Decisions that we make when we do not know what the outcome will be.
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Evidential Problem of Evil
State that the existence of a AAA god in not imcomaptible with evil. Yet the existence of evil goes against God. Therefore it is highly improbable that God exists. Inductive Argument.
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Logical Problem of Evil
States that the existence of a AAA god is completely incompatible (contradictory) with the existence of evil. Therefore it is logically impossible that god exists. Deductive Argument.
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Theodicy (examples)
The attempt to answer the question of why a good God permits the manifestation of evil. "To determine who is worthy" "There would be no good without bad" "Suffering builds character"
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Logical inconsistence
A set of sentences is said to be inconsistent if there is no possible situation in which they are all true.
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Analogical Argument
Inductive argument that makes an analogy between two statements. 1. F is like P 2. P has property A 3. Therefore F has property A. Depends on strength of analogy between F and P.