I think viewers quite like it when I'm suffering or eating or drinking something horrible or really up against it in some quicksand or whatever.

I think it's fun running with dogs. They're always so fit and fast.

Life's full of lots of dream-stealers always telling you you need to do something more sensible. I think it doesn't matter what your dream is, just fight the dream-stealers and hold onto it.

Adventure should be 80 percent 'I think this is manageable,' but it's good to have that last 20 percent where you're right outside your comfort zone. Still safe, but outside your comfort zone.

Survival can be summed up in three words - never give up. That's the heart of it really. Just keep trying.

One killer exercise that's really great is pull-ups with your legs out level. That's my favourite. It's such functional core strength, and that's why I can climb up trees and down vines.