Mu mateka maremare yimico yabantu, umusumari birashoboka ko ari kimwe mubintu byavumbuwe ariko bikomeye. Iki kintu cyoroshye, cyahimbwe mubyuma, cyahindutse umurunga utagaragara uhuza isi nibikorwa byihariye hamwe na rusange. Kuva ku nzara z'icyuma za Roma ya kera kugeza ku nzara z'ibyuma z'ubwubatsi bugezweho, ubwihindurize bw'umusumari bugaragaza inzira yo gushyira mu gaciro ibikoresho byabantu.
Intangiriro yumusumari iri mubushobozi bwayo bwo guhuza. Mugushira mubikoresho bitandukanye, umusumari ukora umubano wuburyo burenze ibikoresho ubwabyo. Mububaji, imisumari ihindura imbaho zitandukanye; mubwubatsi, bahindura beto ishimangiwe muburyo bukomeye, uburemere -; ndetse no mubiterane byuzuye byibikoresho bya elegitoronike, imisumari ntoya - nkibigize bigira uruhare runini muguhuza imirongo. Iri sano ntirisobanura gusa gukosora kumubiri ahubwo ryerekana ubwenge bwabantu bwo guhuza ibintu binyuze mubikoresho.
Urebye ibikoresho siyanse yubumenyi, iterambere ryumusumari ryahuriranye niterambere muri metallurgie. Imisumari ya kera y'umuringa n'icyuma yaraboze kandi ivunika byoroshye, mugihe ibyuma bigezweho bitagira umwanda hamwe nimisumari y'umuringa bifite ibintu byihariye nko kurwanya ruswa no gutwara amashanyarazi. Igishushanyo gitandukanye cyumutwe wimisumari - uhereye kumutwe usanzwe uzengurutse kandi uzengurutse kugeza kumutwe wihariye kandi utondekanye imitwe - byerekana igice gikora kijyanye na progaramu yihariye. Iyi nzira iganisha ku buhanga yagize imisumari kimwe mu bikoresho bisanzwe muri sisitemu yinganda.
Muri societe yiki gihe, nubwo havutse tekinolojiya mishya yo gufatanya nko gufatira hamwe no gusudira, imisumari ikomeza gusimburwa. Bakubiyemo filozofiya yoroshye yubuhanga: kugera kubikorwa byizewe binyuze muburyo bworoshye. Iyo dusuzumye inyubako, ibikoresho, nibintu byubatswe imisumari, tubona inzira ihoraho yubumuntu ihindura ibikoresho karemano mumodoka yimico. Ni muri urwo rwego, imisumari atari ibikoresho gusa ahubwo ni ibintu byerekana ubwenge bwa muntu.