Human beings do not live in the objective world alone, nor alone in the world of social activity as ordinarily understood, but are very much at the mercy of the particular language which has become the medium of expression for their society.
Edward SapirA logical analysis of reflexive usages in French shows, however, that this simplicity is an illusion and that, so far from helping the foreigner, it is more calculated to bother him.
Edward SapirNonverbal communication is an elaborate secret code that is written nowhere, known by none, and understood by all.
Edward Sapir