An individual's personality is an aggregate of decisions he has made throughout his lives. There are inherent natural, genetic, and environmental factors that contribute to the development of an individual's personality. However, in the pursuit of a more defined persona, many individuals enroll in courses offered in colleges to further enhance the image they intend to project to others. These classes assist in making a person stand out of the crowd. According to process of socialization, "personality also colors our values, beliefs, and expectations. Hereditary factors that contribute to personality development do so as a result of interactions with the particular social environment in which people live.