Personality characteristics are the traits and qualities that define how an individual thinks, feels, and behaves. These traits can include aspects such as extraversion, agreeableness, conscientiousness, neuroticism, and openness to experience. They help shape a person's interactions with others and influence their decision-making processes. These characteristics can be assessed through various methods, including personality tests like the Big Five Personality Test. Understanding personality traits can aid in personal development, improve relationships, and enhance workplace dynamics by fostering better communication and collaboration among individuals with different traits.