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Moreover , no international law can prevent the United States from taking actions to protect its vital interests , when it is manifestly clear that there is a choice to be made between law and survival . However , there is a difference between a petty-bourgeois anchor like Avakian and a proletarian anchor like Lenin . Nexus of Practice ( 2001 , Routledge ) examines the relations between discourse and a nexus of practice and ways of explicating those linkages ; Discourses in Place : Language in the Material World ( estimated publication 2003 , Routledge ) discusses a kind of geosemiotics - - the integration of social interactionist theory ( including all forms of spoken discourse ) , visual semiotics ( and significantly including text as fixed and therefore visual forms ) , and ' place semiotics ' , especially the built environment ; and Nexus Analysis : Expanding the Circumference of Discourse Analysis ( in preparation ) develops the concept of nexus analysis as an activist theory of participation in social change through discourse analysis . It involves relationships between people as well as relationships between people and resources . Each student will be expected to identify both positive and negative changes in the former Soviet empire in regard to the complexities of changing a system that has existed for 50 to 70 or more years especially implementing democracy and market reforms , addressing nationalism and anti-semitism , and moderating the growing gap between the rich and poor .