“There are at bottom but two possible religions--that which rises in the moral nature of man, and which takes shape in moral commandments, and that which grows out of the observation of the material energies which operate in the external universe.” MenTwoReligionUniverseEnergyGrowsMoralMaterialsShapesBottomObservationCommandmentsNature Of Man Book:Short Studies on Great Subjects Source: Short Studies on Great Subjects