All worthwhile journeys have big obstacles. It's the way of the world. The rewards go to those who can push through those trying moments and still manage to keep a smile on their face.

I've never really had a TV career. I've been a soldier and a climber.

Well, wolves will pretty rarely hunt. You're vulnerable if you're on your own or injured. But for lone wolves, get up high, show them that you're not injured, face 'em off, be authoritarian with it, and look 'em in the eye.

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.

My faith is an important part of my life and over the years I've learnt that it takes a proud man to say he doesn't need anything. It has been a quiet strength and a backbone through a lot of difficult times.

The SAS Reserve tends to be made up of former paratroopers and commandos who still want a challenge, but it is open to civilians.

Time and experience have taught me that fame and money very rarely go to the worthy, by the way - hence we shouldn't ever be too impressed by either of those impostors. Value folk for who they are, how they live and what they give - that's a much better benchmark.