I can't imagine a more difficult, challenging, or interesting vocation than creating a story, a narrative world, out of literally no tangible thing, just a thought, an idea.
Yes, people do this in science and all sorts of fields, but rarely does the rank and file, the average person, have the opportunity to enact this great generative process, this creation.
Art, writing, is a frontier we may never exhaust, and it is readily available to anyone, anywhere, with little to no equipment or capital required. It's endlessly fascinating, and yes, magical.