But inspiration? - That's when you come home from abroad and are asked: Well, have you found inspiration? - and fortunately you haven't. But the impressions sink in, of course, and may emerge later: None of us has invented the house; that was done many thousands of years ago.
Life isn't so complicated for children. They have more time to think about the really important things. That's why I occasionally moralise in my children's books in a way I wouldn't dare when writing for adults.