The Summary of Physics Restored

89That fire of Nature implanted in compounds has chosen radical moisture as its own seat. Its chief dwelling, however, is in the heart—although it is diffused through every part of the body—as the first organ of life and the centre of the Microcosm. From there, ruling as though from his citadel, that Prince of Nature moves all the faculties and other organs in harmony, breathing motion, heat and life into the compound’s humours and spirits and finally into the entire elemental mass. Because he is the Sun’s son and deputy, he performs in each lesser World everything that the Sun performs in the greater.