That would be such a life-changing thing, for us all to know that there are other beings out there who we could potentially communicate with, or maybe we are listening to a signal that they transmitted hundreds of millennia ago.

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?

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

I grew up around books. When I first held the book and it was a substantive, tangible thing, and I thought of all the work that went into it, not just my work but everybody else's and the research and so forth, there's a sense of really have done something worthwhile.

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.

What should exist? To me, that's the most exciting question imaginable. What do we need that we don't have? How can we realize our potential?

Technology is notorious for engrossing people so much that they don't always focus on balance and enjoy life at the same time.