Freedom is the core of all human progress. It believes that nothing's given to us, but if you're willing to work hard. If you're willing to compete, the American dream is there for you.
Children, if they haven't been introduced to foods by the time they're 3 years old, are afraid of it, as if it would hurt them. They don't really get out of that until they're 6 or 7 - it's a safety mechanism, and you're not going to win.