"Almost everything in 'A Day With Wilbur Robinson' has some basis in truth. And yes, my sister did pay me to feed her grapes while she talked to her boyfriend on the phone"

In this quote, author William Joyce is discussing his book "A Day With Wilbur Robinson" and how it is based upon real occasions. He describes that almost everything in the book has some component of fact to it. Nevertheless, he likewise includes a funny anecdote about his sis paying him to feed her grapes while she talked with her boyfriend on the phone. This shows that even though the book might be based upon real experiences, there are likewise aspects of exaggeration and humor woven into the story. In general, this quote highlights the blend of truth and creativity in Joyce's writing.