Lethology a theory of learning and knowing vis à vis undeterminables, undecidables, unknowables

Resumen

First of all I want to thank the Authorities of the Comprensorio di Primiero, the sponsors and organizers of this Symposium on Cognition as Education, who gave us a unique opportunity not only to learn about the many perspectivas of learning and knowing, but also to meet old friends and colleagues from different parts of the globe, and to make new ones here at this magnificent place.