Single Idea 11072

[catalogued under 5. Theory of Logic / A. Overview of Logic / 4. Pure Logic]

Full Idea

Beyond an innate and thus universally share protologic, each reasoner's mental logic is only more or less similar to the mental logic of any other reasoner.

Gist of Idea

Logic is personal and variable, but it has a universal core

Source

Robert Hanna (Rationality and Logic [2006], 5.7)

Book Reference

Hanna,Robert: 'Rationality and Logic' [MIT 2006], p.151


A Reaction

This is the main thesis of Hanna's book. I like the combination of this idea with Stephen Read's remark that each student should work out a personal logic which has their own private endorsement.