Any psychology of sign systems will be part of social psychology - that is to say, will be exclusively social; it will involve the same psychology as is applicable in the case of languages.

In the lives of individuals and societies, language is a factor of greater importance than any other. For the study of language to remain solely the business of a handful of specialists would be a quite unacceptable state of affairs.

It is only since linguistics has become more aware of its object of study, i.e. perceives the whole extent of it, that it is evident that this science can make a contribution to a range of studies that will be of interest to almost anyone.

Outside speech, the association that is made in the memory between words having something in common creates different groups, series, families, within which very diverse relations obtain but belonging to a single category: these are associative relations.

Psychologically our thought-apart from its expression in words-is only a shapeless and indistinct mass.

Any psychology of sign systems will be part of social psychology - that is to say, will be exclusively social; it will involve the same psychology as is applicable in the case of languages.

The connection between the signifier and the signified is arbitrary.