Literature is without proofs. By which it must be understood that it cannot prove, not only what it says, but even that it is worth the trouble of saying it.

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.