Combining Texts

All the ideas for 'Logical Consequence', 'Sense Data and the Percept Theory' and 'The Myth of Sisyphus'

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23 ideas

1. Philosophy / A. Wisdom / 3. Wisdom Deflated
9247 Life will be lived better if it has no meaning [Camus]
1. Philosophy / D. Nature of Philosophy / 3. Philosophy Defined
6707 Suicide - whether life is worth living - is the one serious philosophical problem [Camus]
1. Philosophy / D. Nature of Philosophy / 7. Despair over Philosophy
9245 To an absurd mind reason is useless, and there is nothing beyond reason [Camus]
4. Formal Logic / A. Syllogistic Logic / 2. Syllogistic Logic
10688 'Equivocation' is when terms do not mean the same thing in premises and conclusion [Beall/Restall]
5. Theory of Logic / A. Overview of Logic / 3. Value of Logic
9244 Logic is easy, but what about logic to the point of death? [Camus]
5. Theory of Logic / A. Overview of Logic / 4. Pure Logic
10690 Formal logic is invariant under permutations, or devoid of content, or gives the norms for thought [Beall/Restall]
5. Theory of Logic / B. Logical Consequence / 2. Types of Consequence
10691 Logical consequence needs either proofs, or absence of counterexamples [Beall/Restall]
5. Theory of Logic / B. Logical Consequence / 4. Semantic Consequence |=
10695 Logical consequence is either necessary truth preservation, or preservation based on interpretation [Beall/Restall]
5. Theory of Logic / B. Logical Consequence / 8. Material Implication
10689 A step is a 'material consequence' if we need contents as well as form [Beall/Restall]
5. Theory of Logic / I. Semantics of Logic / 3. Logical Truth
10696 A 'logical truth' (or 'tautology', or 'theorem') follows from empty premises [Beall/Restall]
5. Theory of Logic / J. Model Theory in Logic / 1. Logical Models
10693 Models are mathematical structures which interpret the non-logical primitives [Beall/Restall]
6. Mathematics / B. Foundations for Mathematics / 2. Proof in Mathematics
10692 Hilbert proofs have simple rules and complex axioms, and natural deduction is the opposite [Beall/Restall]
12. Knowledge Sources / B. Perception / 4. Sense Data / d. Sense-data problems
6493 We are not conscious of pure liquidity, but of the liquidity of water [Firth]
16. Persons / F. Free Will / 1. Nature of Free Will
9249 Whether we are free is uninteresting; we can only experience our freedom [Camus]
16. Persons / F. Free Will / 6. Determinism / b. Fate
9253 The human heart has a tiresome tendency to label as fate only what crushes it [Camus]
22. Metaethics / A. Ethics Foundations / 1. Nature of Ethics / d. Ethical theory
9250 Discussing ethics is pointless; moral people behave badly, and integrity doesn't need rules [Camus]
22. Metaethics / B. Value / 2. Values / g. Love
9252 The more one loves the stronger the absurd grows [Camus]
23. Ethics / C. Virtue Theory / 2. Elements of Virtue Theory / c. Motivation for virtue
9251 One can be virtuous through a whim [Camus]
23. Ethics / F. Existentialism / 2. Nihilism
9243 If we believe existence is absurd, this should dictate our conduct [Camus]
6708 Happiness and the absurd go together, each leading to the other [Camus]
23. Ethics / F. Existentialism / 7. Existential Action
9242 Essential problems either risk death, or intensify the passion of life [Camus]
9246 Danger and integrity are not in the leap of faith, but in remaining poised just before the leap [Camus]
25. Social Practice / F. Life Issues / 4. Suicide
9248 It is essential to die unreconciled and not of one's own free will [Camus]