Elon describes how his existential crisis was ended with The Hitchhiker’s Guide to the Galaxy, a philosophical comedy science fiction series created by Douglas Adams. He also gives insight into first principle thinking with his process of asking what question is most important. Originally a radio comedy broadcast on BBC Radio 4 in 1978, it was adapted to other formats, including stage shows, novels, comic books, a 1981 TV series, a 1984 computer game, and 2005 feature film. A prominent series in British popular culture, The Hitchhiker’s Guide to the Galaxy has become an international multi-media phenomenon; the novels are the most widely distributed, having been translated into more than 30 languages by 2005.