DEFENSE MECHANISMS IN PSYCHOLOGY Repression is a psychological defense mechanism that involves the unconscious blocking of thoughts or memories that are deemed unacceptable or painful. According to Freud, repression is a fundamental component of the human psyche and is essential for maintaining mental health. However, it can also have negative consequences, such as the development of psychological disorders. Displacement is another defense mechanism that involves redirecting emotions from one target to another, typically from a person who is valued to someone or something that is deemed less important. Displacement is often seen in children who redirect their frustration with their parents onto their peers or toys. Rationalization is a defense mechanism that involves justifying or explaining away undesirable behavior or feelings. For instance, a student who is hesitant to attend a party may rationalize their decision by telling their friends that they have an assignment to fin...