This reflective essay explores self-analysis from the perspective of cultural background comparison among a group, assessing self-identity, attitude, personality, and behavior. It discusses the use of self-reflective frameworks such as MBTI, DISC, and Johari Window, and how they contribute to learning about communication tactics and conflict management in an organizational setting. The essay also highlights the importance of cultural diversity and the impact of group affiliation on self-identity. Overall, it provides insights into self-improvement and strategies for managing diversity and conflicts in the workplace.