Marcus Vitruvius Pollio Professions : Author Born : 81 BC Died : 15 Browse All Authors Top 105 quotes by Marcus Vitruvius Pollio The difference between "machines" and "engines" is obviously this, that machines need more workmen and greater power to make them take effect, as for instance ballistae and the beams of presses. Engines, on the other hand, accomplish their purpose at the intelligent touch of a single workman... Marcus Vitruvius Pollio differences intelligent hands The proper form of economy must be observed in building houses for each and every class. Marcus Vitruvius Pollio building-houses economy class Some springs are acid, as at Lyncestus and in Italy in the Velian country, at Teano in Campania, and in many other places. These when used in drinks have the power of breaking up stones in the bladder, which form in the human body. Marcus Vitruvius Pollio body spring country At Jaffa in Syria and among the Nomads in Arabia, are lakes of enormous size that yield very large masses of asphalt, which are carried off by the inhabitants thereabouts. Marcus Vitruvius Pollio yield arabia lakes Propriety is that perfection of style which comes when a work is authoritatively constructed on approved principles. It arises from prescription, from usage, or from nature. Marcus Vitruvius Pollio style principles perfection Similar Authors F. E. Marsh author Iimani David author Beatrice Faust author Isabella Macdonald Alden author Isabella Beeton author Alan AtKisson author All Authors