ntabwo nigeze mbona igice nk'iki cy'ipera, cyera cyane, cyiza cyane, ibiti byikubita mu mwuka, inzuki nyinshi mu gihe cy'ubukonje, zikusanya ivu ry'ipera, cyangwa igikundiro cy'inyoni cyiza cyiruka, gihumeka buhoro, cyuzuye impumuro ituma umutima wishima kandi igasubiza mu mutwe, igihe na gihe, umuyaga wihanganira mu maso heza y'ipera, amaso afunze, yuzuye umweru, umwe nyuma y'undi, cyangwa yikubita mu kirere, cyangwa hasi ku maboko, nk'umugore woroheje, nk'inyoni ntoya y'inkweto z'ubwiza yikurikirana ku mashami, irakundwa, "ipera yibwe rui amanota atatu y'umweru, yibwe umwuka muto", nibuka ibisobanuro by'ipera bya dai yuceng, si ku bitekerezo, ahubwo ndashaka gukoresha uburyo runaka, impumuro y'ipera yibwe, ipera, buhoro cyane, bisa n'aho itariho, irakora ku mutima.