back to ideas for this text


Single Idea 11058

[from 'Rationality and Logic' by Robert Hanna, in 5. Theory of Logic / A. Overview of Logic / 4. Pure Logic ]

Full Idea

Logic is explanatorily and ontologically dependent on rational animals.

Gist of Idea

Logic is explanatorily and ontologically dependent on rational animals

Source

Robert Hanna (Rationality and Logic [2006], 1.6)

Book Reference

Hanna,Robert: 'Rationality and Logic' [MIT 2006], p.25


A Reaction

This is a splendid defiance of the standard Fregean view of logic as having an inner validity of its own, having nothing to do with the psychology of thinkers. But if Hanna is right, why does logical consequence seem to be necessary?