In this chapter, I shall examine just one basic sensorimotor distinction, the distinction between respiratory fullness and emptiness. Other oppositions will be analysed in Part III. The reader may also wish to consult my article “Sur la confusion primaire de l’animé et de l’inanimé. Un cas de triple méprise” [On primary confusion between the animate and the inanimate: a case of triple misunderstanding] (Anzieu, 1982b).