You have to find something that you love enough to be able to take risks, jump over the hurdles and break through the brick walls that are always going to be placed in front of you. If you don't have that kind of feeling for what it is you're doing, you'll stop at the first giant hurdle.

For 'Star Wars' I had to develop a whole new idea about special effects to give it the kind of kinetic energy I was looking for. I did it with motion-control photography.

Don't avoid the cliches - they are cliches because they work!

I never had a story for the sequels, for the last trilogy. That's not really part of the plan at this point, and I'll be at the age where to do another trilogy would take 10 years. I'd always envisioned it as six movies. When you see it in six parts you'll understand that it really ends at part six.

Young people don't have a fantasy life anymore, not the way we did. All they've got is Kojak and Dirty Harry. There's all these kids running around wanting to be killer cops.

You need peers; you need people who are at the same level you are. You never know in life when you're going to need help, and you never know who you're going to need it from.

Follow your bliss. Do the thing where you sit down at 8 a.m. and then you realize you're hungry and you look up and it's 10 p.m. If you can find something you love that much, it doesn't matter what you do.