The nature of Mercury’s energy is quick, intellectual and nervous or spontaneous. People with a strong Mercury can be intelligent, witty, nervous, changeable, as well as detached and objective. Mercury influences the nervous system, lungs, hands, speech, intelligence and is often strong in the charts of teachers, technicians, sales representatives, writers and jobs related to office work, communications and computers. On an outer level Mercury relates to computers, telecommunications, short distance travel, schools, media as well as our communication with other people, both personal and professional.