This paper adresses a commonplace way of articulating language and consciousness together. It expands on the difficulties raised by such a stance, by drawing its concepts and arguments from Jean Piaget's psychogenesis. Especially, it displays the issues illuminated by Piaget about language acquisition. Keywords: Language (language acquisition), consciousness, psychology, philosophy, childhood, The Language-Conscience Correlation in the Light of Psychogenesis: The Acquisistion of Language in Jean Piaget La corrélation langage-conscience et son paradigme D'ordinaire, les rapports entre langage et conscience sont jugés [...]