I developed my camera system, called the Medusa, jointly with a colleague down in Australia as a method of exploring the ocean unobtrusively. The critical thing was that we didn't use white light, which I believe has been scaring the animals away.

It's a little-appreciated fact that most of the animals in our ocean make light. I've spent most of my career studying this phenomenon called bioluminescence. I study it because I think understanding it is critical to understanding life in the ocean where most bioluminescence occurs.

Exploration is the engine that drives innovation. Innovation drives economic growth.

Exploration is the engine that drives innovation. Innovation drives economic growth. So let's all go exploring.

I look forward to the end of all this money-making part of the career, to be truthful.

There was a stage in my career when I started to have problems with the vanity aspect of the subject. I got frustrated and bored with it. Then I thought, actually, how does it feel to be photographed? That's when I started to photograph myself. That was an incredibly important moment, and it opened up my work tremendously.

Kristin Scott Thomas is terrific. She has a career in France and a career in England: how cool is that? I wouldn't mind that.

The box office is a black money laundry shop. No business is straight.