Nyora ndima pfupi yenyaya iri pamusoro penyaya inotevera:  MunhuX ane hurukuro refu naMunhuY
Chokwadi, heino ndima pfupi: Karan naKion vakava nekurukurirano refu umo vakadzidza zvakawanda pamusoro pomumwe. Vakawana kuti vaifarira zvinhu zvakawanda zvakafanana, uye somugumisiro vakava shamwari.