1) Paste in text. (One can do multiple stories at once.) 2) Pick what to write with the AI's help... One can change spelling/grammar manually if necessary. Many AI-written stories (Spaceship Day, Harry Potter and the Portrait of What Looked Like a Large Pile of Ash) were actually co-written by humans with AI like this.
Wikisource is great for finding classic stories and speeches to import. Inspired by Botnik