Combining Texts

All the ideas for 'The Logic of Boundaryless Concepts', 'Ethical Criticism and the Vice of Moderation' and 'Trees, Terms and Truth'

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24 ideas

1. Philosophy / D. Nature of Philosophy / 8. Humour
Jokes can sometimes be funny because they are offensive [Jacobson,D]
     Full Idea: Sometimes it is exactly what is offensive about a joke that makes it funny.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], 'emotional')
     A reaction: Jacobson offers this in support of his immoralist view, that immoral literature can be aesthetically successful. It is uncomfortable to find yourself laughing at a joke of which you disapprove.
3. Truth / B. Truthmakers / 5. What Makes Truths / a. What makes truths
If facts are the truthmakers, they are not in the world [Engelbretsen]
     Full Idea: If there are such things as truthmakers (facts), they are not to be found in the world. As Strawson would say to Austin: there is the cat, there is the mat, but where in the world is the fact that the cat is on the mat?
     From: George Engelbretsen (Trees, Terms and Truth [2005], 4)
     A reaction: He cites Strawson, Quine and Davidson for this point.
There are no 'falsifying' facts, only an absence of truthmakers [Engelbretsen]
     Full Idea: A false proposition is not made false by anything like a 'falsifying' fact. A false proposition simply fails to be made true by any fact.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 4)
     A reaction: Sounds good. In truthmaker theory, one truth-value (T) is 'made', but the other one is not, so there is no symmetry between the two. Better to talk of T and not-T? See ideas on Excluded Middle.
4. Formal Logic / A. Syllogistic Logic / 1. Aristotelian Logic
Traditional term logic struggled to express relations [Engelbretsen]
     Full Idea: The greatest challenge for traditional term logicians was the proper formulation and treatment of relational expressions.
     From: George Engelbretsen (Trees, Terms and Truth [2005])
     A reaction: The modern term logic of Fred Sommers claims to have solved this problem.
4. Formal Logic / A. Syllogistic Logic / 3. Term Logic
Term logic rests on negated terms or denial, and that propositions are tied pairs [Engelbretsen]
     Full Idea: That terms can be negated, that such negation is distinguishable from denial, and that propositions can be construed syntactically as predicationally tied pairs of terms, are important for the tree theory of predication, and for term logic.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 2)
5. Theory of Logic / A. Overview of Logic / 2. History of Logic
Was logic a branch of mathematics, or mathematics a branch of logic? [Engelbretsen]
     Full Idea: Nineteenth century logicians debated whether logic should be treated simply as a branch of mathematics, and mathematics could be applied to it, or whether mathematics is a branch of logic, with no mathematics used in formulating logic.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 3)
     A reaction: He cites Boole, De Morgan and Peirce for the first view, and Frege and Russell (and their 'logicism') for the second. The logic for mathematics slowly emerged from doing it, long before it was formalised. Mathematics is the boss?
5. Theory of Logic / A. Overview of Logic / 3. Value of Logic
Logic guides thinking, but it isn't a substitute for it [Rumfitt]
     Full Idea: Logic is part of a normative theory of thinking, not a substitute for thinking.
     From: Ian Rumfitt (The Logic of Boundaryless Concepts [2007], p.13)
     A reaction: There is some sort of logicians' dream, going back to Leibniz, of a reasoning engine, which accepts propositions and outputs inferences. I agree with this idea. People who excel at logic are often, it seems to me, modest at philosophy.
5. Theory of Logic / E. Structures of Logic / 1. Logical Form
Logical syntax is actually close to surface linguistic form [Engelbretsen]
     Full Idea: The underlying logical syntax of language is close to the surface syntax of ordinary language.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 5)
     A reaction: This is the boast of the Term logicians, in opposition to the strained and unnatural logical forms of predicate logic, which therefore don't give a good account of the way ordinary speakers reason. An attractive programme. 'Terms' are the key.
Propositions can be analysed as pairs of terms glued together by predication [Engelbretsen]
     Full Idea: Sommers's 'tree theory' of predication assumes that propositions can be analysed as pairs of terms joined by some kind of predicational glue.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 2)
     A reaction: This is the basis of Sommers's upgraded Aristotelian logic, known as Term Logic. The idea of reasoning with 'terms', rather than with objects, predicates and quantifiers, seems to me very appealing. I think I reason more about facts than about objects.
5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not
Standard logic only negates sentences, even via negated general terms or predicates [Engelbretsen]
     Full Idea: Standard logic recognises only one kind of negation: sentential negation. Consequently, negation of a general term/predicate always amounts to negation of the entire sentence.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 3)
7. Existence / A. Nature of Existence / 6. Criterion for Existence
Existence and nonexistence are characteristics of the world, not of objects [Engelbretsen]
     Full Idea: Existence and nonexistence are not primarily properties of individual objects (dogs, unicorns), but of totalities. To say that some object exists is just to say that it is a constituent of the world, which is a characteristic of the world, not the object.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 4)
     A reaction: This has important implications for the problem of truthmakers for negative existential statements (like 'there are no unicorns'). It is obviously a relative of Armstrong's totality facts that do the job. Not sure about 'a characteristic of'.
7. Existence / D. Theories of Reality / 8. Facts / a. Facts
Facts are not in the world - they are properties of the world [Engelbretsen]
     Full Idea: Facts must be viewed as properties of the world - not as things in the world.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 4)
     A reaction: Not sure I'm happy with either of these. Do animals grasp facts? If not, are they (as Strawson said) just the truths expressed by true sentences? That is not a clear idea either, given that facts are not the sentences themselves. Facts overlap.
7. Existence / E. Categories / 4. Category Realism
Individuals are arranged in inclusion categories that match our semantics [Engelbretsen]
     Full Idea: The natural categories of individuals are arranged in a hierarchy of inclusion relations that is isomorphic with the linguistic semantic structure.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 5)
     A reaction: This is the conclusion of a summary of modern Term Logic. The claim is that Sommers discerned this structure in our semantics (via the study of 'terms'), and was pleasantly surprised to find that it matched a plausible structure of natural categories.
9. Objects / B. Unity of Objects / 3. Unity Problems / e. Vague objects
Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt]
     Full Idea: Vagueness in respect of membership is consistency with determinacy of the set's identity, so long as a set's identity is taken to consist, not in its having such-and-such members, but in its being the extension of a concept.
     From: Ian Rumfitt (The Logic of Boundaryless Concepts [2007], p.5)
     A reaction: I find this view of sets much more appealing than the one that identifies a set with its members. The empty set is less of a problem, as well as non-existents. Logicians prefer the extensional view because it is tidy.
19. Language / B. Reference / 2. Denoting
Terms denote objects with properties, and statements denote the world with that property [Engelbretsen]
     Full Idea: In term logic, what a term denotes are the objects having the property it signifies. What a statement denotes is the world, that which has the constitutive property it signifies.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 4)
19. Language / D. Propositions / 1. Propositions
'Socrates is wise' denotes a sentence; 'that Socrates is wise' denotes a proposition [Engelbretsen]
     Full Idea: Whereas 'Socrates is wise' denotes a sentence, 'that Socrates is wise' denotes a proposition.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 4)
     A reaction: In traditional parlance, 'reported speech' refers to the underlying proposition, because it does not commit to the actual words being used. As a lover of propositions (as mental events, not mysterious abstract objects), I like this.
19. Language / F. Communication / 3. Denial
Negating a predicate term and denying its unnegated version are quite different [Engelbretsen]
     Full Idea: There is a crucial distinction in term logic between affirming a negated predicate term of some subject and denying the unnegated version of that term of that same subject. We must distinguish 'X is non-P' from 'X is not P'.
     From: George Engelbretsen (Trees, Terms and Truth [2005], 2)
     A reaction: The first one affirms something about X, but the second one just blocks off a possible description of X. 'X is non-harmful' and 'X is not harmful' - if X had ceased to exist, the second would be appropriate and the first wouldn't? I'm guessing.
21. Aesthetics / A. Aesthetic Experience / 2. Aesthetic Attitude
We don't often respond to events in art as if they were real events [Jacobson,D]
     Full Idea: We routinely do not respond to art as if we were as if we were real-life spectators of its events.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], 'rejection')
     A reaction: This strikes me as one of the basic facts about aesthetics, and especially of narrative art. People sometimes encounter terrible events on the street, only to find someone is making a film.
21. Aesthetics / C. Artistic Issues / 7. Art and Morality
Audiences can be too moral [Jacobson,D]
     Full Idea: An audience can be overly moralistic.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], 'emotional')
     A reaction: People can be too moral in real life as well. Goody Two Shoes.
'Autonomism' says the morality is irrelevant to the aesthetics [Jacobson,D]
     Full Idea: 'Autonomism' is the theory that the intrinsic moral merits and defects of an artwork are irrelevant to its aesthetic value.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], Intro)
     A reaction: This contrasts with 'moralism', which says the ethics is part of the aesthetics. Autonomism seems to be the modern academic label for art for art's sake. In nineteenth century novels the ethics are central; in modernist novels they seem to be irrelevant.
Moral defects of art can be among its aesthetic virtues [Jacobson,D]
     Full Idea: To put my claim most provocatively: the moral defects in a work of art can be among its aesthetic virtues. This claim has been called 'immoralism'.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], Intro)
     A reaction: To describe sympathetic descriptions of vile moral behaviour as 'defects' may be a misunderstanding. If a work sets out to promote wickedness, then its wickedness isn't a defect in the work. It could be a masterpiece of corruption.
Immoral art encourages immoral emotions [Jacobson,D]
     Full Idea: Humean moralism includes the view that immoral art prescribes unethical emotional responses.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], 'emotional')
     A reaction: [He cites Hume's 'On the Standard of Taste'] 'Prescribes' is tricky. Is a vivid description of wicked events, given without comment, a prescription? What if the commentary condemns, but the description entices? Trust the work itself, said Lawrence.
Moderate moralism says moral qualities can sometimes also be aesthetic qualities [Jacobson,D]
     Full Idea: Noël Carroll's moderate moralism maintains that some moral defects in artworks are aesthetic defects, and some moral virtues are aesthetic merits.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], 'How moderate')
     A reaction: I'm beginning to think that moralist critics are confusing morality and wisdom. We don't admire novels for hammering on about goodness. We admire their insight into characters and actions, of which the most interesting aspects happen to be moral.
We can judge art ethically, or rate its ethical influence, or assess its quality via its ethics [Jacobson,D]
     Full Idea: Ethical criticism includes 1) ethical judgements of art works, 2) assessment of an art work's role in moral education, or 3) bringing moral praise or censure to bear on the aesthetic evaluation.
     From: Daniel Jacobson (Ethical Criticism and the Vice of Moderation [2006], 'What is')
     A reaction: [a compressed summary of Jacobson. He cites Levinson 1998 and Carroll 2000 as examples of ethical criticism]