“No greater care is required upon any works than upon such as are to withstand the action of water; for this reason, all parts of the work need to be done exactly according to the rules of the art which all workmen know, but few observe.” KnowsNeedsArtReasonDoneCareActionWaterGreaterWorkmenCivil EngineerCivil Engineering Book:The two books on the water supply of the city of Rome Source: The two books on the water supply of the city of Rome
“Inventions reached their limit long ago, and I see no hope for further development.” LongDevelopmentLimitsInventionLong AgoPredictionsFollow Your DreamsInventorInventingNo HopeInventions And InventorsInventing Things Author:Frontinus
“I will ignore all ideas for new works and engines of war, the invention of which has reached its limits and for whose improvement I see no further hope.” IdeasWarLimitsImprovementInventionAviationEnginesAir PowerAirpowerNew Work Author:Frontinus