Chap。XIX
IntheIntroductionofMachinesintoManufacturesprejudicialtotheInterestofaState，orhurtfultoPopulation？
ThisIfindhasbeenmadeaquestioninmoderntimes。Theancientsheldingreatvenerationtheinventorsofthesaw，ofthelathe，ofthewimble，ofthepotter’swheel；butsomemodernsfindanabuseinbringingmechanismtoperfectionseeLesInteretsdelaFrancemalentendus，p。272。313。:thegreatMontesquieufindsfaultwithwatermills，thoughIdonotfindthathehasmadeanyobjectionagainsttheuseoftheplough。
Didpeopleunderstandoneanother，itwouldbeimpossiblethatsuchpointscouldsufferadisputeamongmenofsense；butthecircumstancesreferredto，orpresupposed，whichauthorsalwaysalmostkeepintheireye，thoughtheyseldomexpressthem，renderthemostevidenttruthssusceptibleofopposition。
Itishardlypossiblesuddenlytointroducethesmallestinnovationintothepoliticaloeconomyofastate，letitbeeversoreasonable，nayeversoprofitable，withoutincurringsomeinconveniences。Aroomcannotbesweptwithoutraisingdust，onecannotwalkabroadwithoutdirtyingone’sshoes；neithercanamachine，whichabridgesthelabourofmen，beintroducedallatonceintoanextensivemanufacture，withoutthrowingmanypeopleintoidleness。