A lot of great thinkers- like Einstein and Newton- come up with their best ideas when they're young because they don't yet think in the way that the establishment teaches them. Sometimes your lack of knowledge frees your mind to be creative and think in a different way. But you still have to be logical and figure out a practical way to get things done, even though you're looking at things differently.
George LucasYou may make something you don't think is very important during your lifetime and it'll last for a thousand years.
George LucasDigital technology allows us a much larger scope to tell stories that were pretty much the grounds of the literary media.
George LucasThe older you get, the less seriously you take criticism. I've gotten to a point now where I ignore it completely. It's just not relevant to me anymore.
George LucasEach time I do a trilogy it's ten years out of my life. I'll finish Episode III and I'll be 60. And the next 20 years after that I want to spend doing something other than Star Wars. If at 80 I'm still lively and having a good time and think I can work for another 10 years between 80 and 90, I might consider it. But don't count on it. There's nothing written, and it's not like I'm completing something. I'd have to start from scratch. The idea of a third trilogy was more of a media thing than it was me.
George Lucas