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Single Idea 21515

[filed under theme 13. Knowledge Criteria / B. Internal Justification / 5. Coherentism / a. Coherence as justification ]

Full Idea

While coherence may lack the positive role many have assigned to it, ...incoherence plays an important negative role in our enquiries.

Gist of Idea

Incoherence may be more important for enquiry than coherence

Source

Erik J. Olsson (Against Coherence [2005], 10.1)

Book Ref

Olsson,Erik J.: 'Against Coherence' [OUP 2008], p.175


A Reaction

[He cites Peirce as the main source for this idea] We can hardly by deeply impressed by incoherence if we have no sense of coherence. Incoherence is just one of many markers for theory failure. Missing the target, bad concepts...


The 6 ideas from 'Against Coherence'

Mere agreement of testimonies is not enough to make truth very likely [Olsson]
Incoherence may be more important for enquiry than coherence [Olsson]
Coherence is only needed if the information sources are not fully reliable [Olsson]
A purely coherent theory cannot be true of the world without some contact with the world [Olsson]
Extending a system makes it less probable, so extending coherence can't make it more probable [Olsson]
Coherence is the capacity to answer objections [Olsson]