persecutory anxiety, which is predominant during the first few months of life and gives rise to the ‘paranoid-schizoid position’, and depressive anxiety, which comes to a head at about the middle of the first year and gives rise to the depressive position
Klein’s canonical definition establishes persecutory anxiety as the primary anxiety of the paranoid-schizoid position, formally distinguishing it from depressive anxiety as the two foundational modalities of infantile emotional life.
, Envy and Gratitude and Other Works 1946-1963, 1957thesis