Uturindantoki turwanya static dukoresha urwego rwo gutwikisha uturindantoki ukoresheje ihame ryo gukoresha amashanyarazi ahamye. Imikorere ya karubone ikora cyane murwego rwo gutwikira ihagarika amashanyarazi ahamye, ikuraho ingaruka z’amashanyarazi ahamye kumubiri wumuntu, kandi igabanya amashanyarazi ahamye aturuka mugihe umubiri wumuntu wimutse cyangwa ushizemo ukagenda. Bikuraho ibyiyumvo bidashimishije biterwa namashanyarazi ahamye kandi birinda umutekano wumuntu ukora.