“Time flies,” as an example, is usually traced towards the Latin phrase “tempus fugit,” as condensed from “sed fugit interea, fugit inreparabile tempus” in Virgil’s Georgics “Los libros son una puerta a otros mundos”: Se habla claramente acerca de los libros y se les vincula con la capacidad de viajar, https://www.youtube.com/watch?v=dRuXZtV7Wsk