(FILES) US chemist Frances Hamilton Arnold, awarded Nobel prize 2018 in chemistry, speaks during the Nobel Prize banquet in Stockholm City Hall, Sweden on December 10, 2018. While some Nobel laureates follow traditional education paths to attain the pinnacle of scientific research, others arrive via unconventional, roundabout routes, with some telling AFP they cut class, were bored by school and had doubts about their future. (Photo by Jonathan NACKSTRAND / AFP) (Photo by JONATHAN NACKSTRAND/AFP via Getty Images)