4. Some ideasrelatedtoidentity…. « A nationwithout a languageis a nationwithout a heart» (Welshproverb) «Theloss of languagesistragicpreciselybecausethey are notinterchangeable , preciselybecausetheyrepresentthedistillation of thethoughts and communication of peopleovertheirentirehistory» (Marianne Mithun)
5. Someconceptsassociatedtodiversity «Theloss of geneticdiversity in thelinguisticworldis… arguablygreaterthaneventheloss of geneticdiversity in thebiologicalworld» «Evolutiondependsongeneticdiversity»
6. Whyrepositories of history? « Whenyou lose yourlanguageyouexcludeyourselffromyourpast» A languageencapsulatesitsspeakers ´history «Languageisthe archives of history»
7. Human Knowledge? As manylanguages as he has,asmanyfriends, as manyarts, and trades,somany times he is a man. «Theworldis a mosaic of visions.Witheachlanguagethatdisappears , apice of thatmosaicislost»
8. Languages are interesting The sum of human wisdomisnotcontaines in onelanguage,and no single languageiscapable of expressingallforms and degrees of human comprehension Diversitybreedsdiversity
9. Conclusion Languageis «themostvaluable single possession of the human race». «Tofightto preserve thesmaller cultures and languagesmayturnoutto be thestruggleto preserve themostpreciousthingsthatmakeus human beforeweend up in thelandfill of history»