Language is legislation, speech is its code. We do not see the power which is in speech because we forget that all speech is a classification, and that all classifications are oppressive.

In 1948 he returned to purely academic work gaining numerous short-term positions at institutes in France Romania and Egypt. e. Barthes continued to contribute with Philippe Sollers to the avant-garde literary magazine Tel Quel which was developing similar kinds of theoretical inquiry to that pursued in Barthes' writings.

Barthes' ideas explored a diverse range of fields and he influenced the development of schools of theory including structuralism semiotics social theory anthropology and post-structuralism.