The primal processes of projection and introjection, being inextricably linked with the infant’s emotions and anxieties, initiate object-relations: by projecting, i.e. deflecting libido and aggression on to the mother’s breast, the basis for object-relations is established: by introjecting the object, first of all the breast, relations to internal objec
Klein establishes introjection as a primal process co-equal with projection in constituting the infant’s first object relations, rooted in the paranoid-schizoid position.
, Envy and Gratitude and Other Works 1946-1963, 1957thesis