<Tr> <Th> Earth </Th> <Td> Blunt </Td> <Td> Dense </Td> <Td> Immobile </Td> </Tr> <P> In Bön or ancient Tibetan philosophy, the five elemental processes of earth, water, fire, air and space are the essential materials of all existent phenomena or aggregates . The elemental processes form the basis of the calendar, astrology, medicine, psychology and are the foundation of the spiritual traditions of shamanism, tantra and Dzogchen . </P> <P> Tenzin Wangyal Rinpoche states that </P> <P> physical properties are assigned to the elements: earth is solidity; water is cohesion; fire is temperature; air is motion; and space is the spatial dimension that accommodates the other four active elements . In addition, the elements are correlated to different emotions, temperaments, directions, colors, tastes, body types, illnesses, thinking styles, and character . From the five elements arise the five senses and the five fields of sensory experience; the five negative emotions and the five wisdoms; and the five extensions of the body . They are the five primary pranas or vital energies . They are the constituents of every physical, sensual, mental, and spiritual phenomenon . </P>

Who thought fire was one of four elements