The distinction between artifact and tool is introduced into the study of language diversity and the posting of linguistic universals. A complicating factor in all language investigations is the use of language as the chief tool to create new language. Analogy and metaphor are considered as two major creative forces at work in all languages.…

A variety of types of evidence are examined to help determine the true nature of "deep structure" and what, if any, implications this has for linguistic theory as well as culture theory generally. The evidence accumulated over the past century on the nature of phonetic and phonemic systems is briefly discussed, and the following areas of…