| Key Concepts | Highlights |
|---|---|
| Psychoanalytical Model | Freud (1890s), Unconscious mind, Structural Model (Id, Ego, Superego) |
| Instincts | Eros (life), Thanatos (death), Hindu Trinity parallel |
| Psychosexual Stages | Oral (0-2), Anal (1.5-2), Phallic (3-7), Oedipus/Electra Complexes |
| Law of Conservation of Energy | Energy transformation, Suppressed drives |