Self criticism occupies a contested and richly differentiated terrain in the depth-psychology corpus. Jung situates it as an epistemologically limited instrument of self-knowledge: prone to personal prejudice, it yields incomplete and desire-distorted judgments, and must be supplemented by more objective criteria if genuine self-education is to proceed. Freud’s structural account locates self-criticism not in conscious will but in a specialized faculty within the ego that ‘incessantly watches, criticizes, and compares’ — an internal agency whose pathological exaggeration produces the melancholic’s self-reproaches. Horney provides the most sustained clinical dissection, distinguishing destructive self-reproach — which functions as a weapon of self-hate rather than a spur to growth — from legitimate self-observation. In her framework, ruthless self-accusation does not reform but demoralizes, reinforcing the tyranny of neurotic ‘shoulds’ and attacking the emerging real self. Moore, reading through a Saturnine-alchemical lens, rehabilitates a certain quality of ‘cold remorse and self-judgment’ as soulful necessity rather than clinical symptom. Across the corpus, the central tension is between self-criticism as an indispensable if flawed instrument of moral and psychological development and self-criticism as a disguised form of self-attack that perpetuates neurosis, shame, and arrested individuation.