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Single Idea 8880

[filed under theme 12. Knowledge Sources / C. Rationalism / 1. Rationalism ]

Full Idea

In trying to reduce arithmetic to self-evident logical axioms, logicism is in sympathy with rationalism.

Gist of Idea

In reducing arithmetic to self-evident logic, logicism is in sympathy with rationalism

Source

Ernest Sosa (Beyond internal Foundations to external Virtues [2003], 6.7)

Book Ref

Bonjour,L/Sosa,E: 'Epistemic Justification' [Blackwells 2003], p.117


A Reaction

I have heard Frege called "the greatest of all rationalist philosophers". However, the apparent reduction of arithmetic to analytic truths played into the hands of logical positivists, who could then marginalise arithmetic.


The 10 ideas from 'Beyond internal Foundations to external Virtues'

Much propositional knowledge cannot be formulated, as in recognising a face [Sosa]
We can't attain a coherent system by lopping off any beliefs that won't fit [Sosa]
Fully comprehensive beliefs may not be knowledge [Sosa]
It is acceptable to say a supermarket door 'knows' someone is approaching [Sosa]
In reducing arithmetic to self-evident logic, logicism is in sympathy with rationalism [Sosa]
Most of our knowledge has insufficient sensory support [Sosa]
Perception may involve thin indexical concepts, or thicker perceptual concepts [Sosa]
Do beliefs only become foundationally justified if we fully attend to features of our experience? [Sosa]
The phenomenal concept of an eleven-dot pattern does not include the concept of eleven [Sosa]
Some features of a thought are known directly, but others must be inferred [Sosa]