english: And then they stood at two hilltops, two miles distant, and they did the same thing, on the assumption from Galileo that if light had a discernible speed, he'd notice a delay in the light coming back from his assistant's lamp.
non_english: Zatim bi stajali na dva vrha, udaljeni tri kilometra i uradili bi istu stvar, pod Galileovom pretpostavkom da će,  ako svetlost ima uočljivu brzinu, primetiti zastoj kod vraćanja  svetlosti iz lampe njegovog asistenta.