Ideas of J.J.C. Smart, by Theme
[Australian, 1920 - 2012, Born in Scotland, and educated in Britain. Professor at Australian National University.]
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1. Philosophy / E. Nature of Metaphysics / 1. Nature of Metaphysics
14611
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Metaphysics should avoid talk of past, present or future
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2. Reason / A. Nature of Reason / 6. Coherence
17070
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Coherence is consilience, simplicity, analogy, and fitting into a web of belief
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17072
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We need comprehensiveness, as well as self-coherence
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13. Knowledge Criteria / B. Internal Justification / 3. Evidentialism / a. Evidence
17073
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I simply reject evidence, if it is totally contrary to my web of belief
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14. Science / D. Explanation / 1. Explanation / c. Direction of explanation
17077
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The height of a flagpole could be fixed by its angle of shadow, but that would be very unusual
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17078
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Universe expansion explains the red shift, but not vice versa
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14. Science / D. Explanation / 2. Types of Explanation / c. Explanations by coherence
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Explanations are bad by fitting badly with a web of beliefs, or fitting well into a bad web
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17076
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Deducing from laws is one possible way to achieve a coherent explanation
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17061
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Explanation of a fact is fitting it into a system of beliefs
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14. Science / D. Explanation / 2. Types of Explanation / d. Consilience
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An explanation is better if it also explains phenomena from a different field
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14. Science / D. Explanation / 2. Types of Explanation / g. Causal explanations
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If scientific explanation is causal, that rules out mathematical explanation
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14. Science / D. Explanation / 2. Types of Explanation / j. Explanations by reduction
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Scientific explanation tends to reduce things to the unfamiliar (not the familiar)
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23. Ethics / E. Utilitarianism / 1. Utilitarianism
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Negative utilitarianism implies that the world should be destroyed, to avoid future misery
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23. Ethics / E. Utilitarianism / 3. Motivation for Altruism
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Any group interested in ethics must surely have a sentiment of generalised benevolence
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27. Natural Reality / B. Modern Physics / 1. Relativity / a. Special relativity
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Special relativity won't determine a preferred frame, but we can pick one externally
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27. Natural Reality / B. Modern Physics / 1. Relativity / b. General relativity
17063
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Unlike Newton, Einstein's general theory explains the perihelion of Mercury
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27. Natural Reality / D. Time / 2. Passage of Time / b. Rate of time
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If time flows, then 'how fast does it flow?' is a tricky question
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27. Natural Reality / D. Time / 2. Passage of Time / e. Tensed (A) series
14614
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The past, present, future and tenses of A-theory are too weird, and should be analysed indexically
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