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Single Idea 11046
[filed under theme 18. Thought / A. Modes of Thought / 5. Rationality / a. Rationality
]
Full Idea
The 'principled' (Kantian) sense of rationality means the possession of a capacity for generating or recognizing necessary truths, a priori beliefs, strictly universal normative rules, nonconsequentialist moral obligations, and categorical 'ought' claims.
Gist of Idea
Kantian principled rationality is recognition of a priori universal truths
Source
Robert Hanna (Rationality and Logic [2006], Intro)
Book Ref
Hanna,Robert: 'Rationality and Logic' [MIT 2006], p.-6
The
28 ideas
from 'Rationality and Logic'
11047
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Hegelian holistic rationality is the capacity to seek coherence
[Hanna]
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11048
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Humean Instrumental rationality is the capacity to seek contingent truths
[Hanna]
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11046
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Kantian principled rationality is recognition of a priori universal truths
[Hanna]
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11045
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Most psychologists are now cognitivists
[Hanna]
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11053
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Explanatory reduction is stronger than ontological reduction
[Hanna]
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11051
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Frege's logical approach dominates the analytical tradition
[Hanna]
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11055
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Supervenience can add covariation, upward dependence, and nomological connection
[Hanna]
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11054
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Scientism says most knowledge comes from the exact sciences
[Hanna]
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11058
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Logic is explanatorily and ontologically dependent on rational animals
[Hanna]
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11059
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Circular arguments are formally valid, though informally inadmissible
[Hanna]
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11061
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Intensional consequence is based on the content of the concepts
[Hanna]
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11063
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Logicism struggles because there is no decent theory of analyticity
[Hanna]
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11067
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Rational animals have a normative concept of necessity
[Hanna]
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11068
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One tradition says talking is the essence of rationality; the other says the essence is logic
[Hanna]
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11070
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'Denying the antecedent' fallacy: φ→ψ, ¬φ, so ¬ψ
[Hanna]
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11071
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'Affirming the consequent' fallacy: φ→ψ, ψ, so φ
[Hanna]
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11072
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Logic is personal and variable, but it has a universal core
[Hanna]
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11078
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Intuition is only outside the 'space of reasons' if all reasons are inferential
[Hanna]
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11077
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Intuition includes apriority, clarity, modality, authority, fallibility and no inferences
[Hanna]
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11080
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Intuition is more like memory, imagination or understanding, than like perception
[Hanna]
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11081
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Imagination grasps abstracta, generates images, and has its own correctness conditions
[Hanna]
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11082
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Should we take the 'depictivist' or the 'descriptivist/propositionalist' view of mental imagery?
[Hanna]
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11083
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A sentence is necessary if it is true in a set of worlds, and nonfalse in the other worlds
[Hanna]
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11086
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Metaphysical necessity can be 'weak' (same as logical) and 'strong' (based on essences)
[Hanna]
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11085
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Nomological necessity is truth in all logically possible worlds with our laws
[Hanna]
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11084
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Logical necessity is truth in all logically possible worlds, because of laws and concepts
[Hanna]
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11089
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Formally, composition and division fallacies occur in mereology
[Hanna]
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11088
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We can list at least fourteen informal fallacies
[Hanna]
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