Many times a person's regular vocation may lead to an avocation. Mims pursued his electronics avocation while at A&M. He was home-schooled, and he began a lifelong naturalist avocation before attending Harvard College. He returned to geology while continuing to pursue jazz as an avocation. Many people involved with youth work pursue this as an avocation. Maury occasionally hosted Adams, who enjoyed astronomy as an avocation, at the Naval Observatory. Dairy farming was an avocation for Amedeo. For many, this volunteerism is an avocation. Casanova proclaimed that his life avocation was firmly established by this encounter. Smith continued his botanical studies as an avocation for the remainder of his life. Hughes Aircraft was an avocation for him, and outlet for his tendency to tinker. His life avocation, however, was that of a confidence trickster. Olufeko's creative process as an avocation evolved over a decade. With his musical successes, he was able to finance his avocation. His avocation was the study of comparative religion.