"Crazy" or "insane" typically refers to a state of mind that deviates significantly from what is considered normal or rational. This term can describe behaviors, thoughts, or emotions that seem erratic or unpredictable. In psychology, it is often associated with mental health disorders, where individuals may experience delusions, hallucinations, or severe mood swings. In popular culture, "crazy" is frequently used to describe extreme actions or ideas, often in a humorous or exaggerated context. Movies, music, and literature may portray characters labeled as crazy to explore themes of individuality, rebellion, or the struggle against societal norms. However, it's important to approach the topic with sensitivity, as it can perpetuate stigma around mental health issues.