Biroroshe ku inka zo mu mata, zishobora kuba ziri mu muheto w’inka kugira ngo zigaburire igihe umuntu ashobora gufungura no gufunga, kugira ngo ashobore kworohereza umuganga w’ibikoko canke kuvyara inka kugira ngo umuntu asuzume umubiri, gukingirwa, gutera ifumbire y’abantu, gutera inda, gutera imbere, inyana n’ibindi, kugabanya uburemere bw’akazi, gutuma igikorwa gikora neza.
Ivyo bishobora gutuma gusa umutwe w’inka winjira no gusohoka uvuye hejuru, ubwoko bushasha bw’urubeya rw’inkondero rwateguwe na Bo Nong burahinduka cane, ivyo bikaba bishobora gutuma umutwe w’inka uva mu gice co hejuru n’ico hasi, ku buryo ari ikintu gihambaye cane ku nka zirwaye.
