Sigmund Freud's 'The Interpretation of Dreams' (1900) revolutionized psychology by introducing the concept of the unconscious mind.The article explores how Freud's work established psychoanalysis as a field, emphasizing his theories on dreams as disguised wish fulfillments and the distinction between manifest (surface) and latent (hidden) content.Key ideas include the unconscious as a 'true reality of the psyche,' the Oedipus complex, and primary/secondary process thinking.

While Freud's theories faced criticism from neuroscience—such as the discovery of REM sleep and the 'compulsion to repeat'—his legacy endures.Modern dream research acknowledges the significance of dreams without strictly adhering to Freud's framework.

The article highlights Freud's lasting impact on psychology, culture, and the understanding of human behavior, even as scientific advancements refine his theories.His work remains foundational, bridging literature, philosophy, and science in exploring the human mind.