This reflective journal explores the importance of understanding oneself and others in a professional context. It examines four key skills: time management, public speaking, teamwork, and conflict resolution. Through self-assessment, peer feedback, and theoretical frameworks, the author identifies strengths and weaknesses, setting out a personal development plan to enhance these skills. The journal provides insights into the impact of these skills on individual and team performance, highlighting the importance of self-awareness and interpersonal skills in a dynamic and competitive environment.