I am very excited to be supporting one of the world's most visionary efforts to seek basic answers to some of the fundamental question about our universe and what other civilisations may exist elsewhere.

We've had some tough times, but we've hung in there.

When it comes to helping out, I don't believe in doing it for the media attention. My goal is to support the organizations that need help.

Even before I helped to co-found Microsoft, I saw a connected future . . . I called that future The Wired World.

In global warming, I think everyone is scratching their heads - are there technological things that can be brought to bear that can make a difference?

With documentary-film projects, you hope you highlight an area of concern people haven't thought about before. A lot of times, I'm asking myself - 'This seems to be a significant problem. What can be done that hasn't been done?

You look at things you enjoy in your life, but much more important is what you can do to make the world a better place.