I'm lucky I had some teachers who saw something in me.

And then there's also this element of - some people would describe it as spirits or a presence that appears when things are very difficult, physically and emotionally. You know, when you're really putting out. So the third man aura is sort of an appearance. It's the yeti.

To push behind the dog sled and run in front of the dog sled. That was always an interesting job.

I had no doubts I could go to the pole. I may not be as strong, but I make up for physical strength in other areas, like steadiness and not panicking under stress.

For me, exploration is about that journey to the interior, into your own heart. I'm always wondering, how will I act at my moment of truth? Will I rise up and do what's right, even if every fiber of my being is telling me otherwise?

A life lesson for me is, how do you muster the courage to take on a new risk? Whether it's starting up a business or taking on a new project or expedition. I think the risks that we take are all relative to the risk-taker.

So I think you have to marry for the right reasons, and marry the right person.