Simplify the following text for a Grade 8 native English-speaking person.
Original: As a youth he worked at a vineyard until , according to the 2nd-century CE geographer Pausanias , the god Dionysus visited him in his sleep and commanded him to turn his attention to the nascent art of tragedy .
Simplified: Pausanias wrote that Aeschylus worked in a vineyard until the god Dionysus visited him in his sleep .