If you haven't seen this onering.net article about the Hobbit panel + new footage, its well worth a read. But if you don't like spoilers, stay away!
http://www.theonering.net/torwp/2012/07 ... -part-one/---
“Saruman believes it is only great power that can hold evil in check, but that is not what I have found. I found it is the small everyday deeds of ordinary folk that keep the darkness at bay… small acts of kindness and love. Why Bilbo Baggins? That’s because I am afraid and it gives me courage.”
^ another great Gandalf quote! So much excitement...