english: In 1798, when Edward Jenner discovered the first vaccine -- it happened to be for smallpox -- he didn't just discover a prophylactic for a disease, but a whole new way of thinking: that medicine could prevent disease.
non_english: Godine 1798, kada je Edvard Džener otkrio prvu vakcinu - bila je to vakcina za velike boginje - nije otkrio samo jednu preventivu za određenu bolest, već potpuno nov način razmišljanja - da lek može da spreči bolest.