But if you observe children learning in their first few years of life you can see that they can and do learn on their own - we leave them alone to crawl walk talk and gain control over their bodies. It happens without much help from parents.
There are a lot of movies I'd like to throw away. That's not to say that I went in with that attitude. Any film I ever started I went in with all the hope and best intentions in the world but some films just don't work.