Once a job it has begun, do not stop until it's done. Whether it is big or small, do it well or not all.

I find skydiving really hard. I broke my back while skydiving when I was in the military, and for 18 months all my nightmares were about falling.

You're not human if you don't feel fear. But I've learnt to treat fear as an emotion that sharpens me. It's there to give me that edge for what I have to do.

My Christian faith is my backbone

And Jesus, the heart of the Christian faith is the wildest, most radical guy you'd ever come across.

I always wanted to be Robin Hood or John the Baptist when I was growing up.

The special forces gave me the self-confidence to do some extraordinary things in my life. Climbing Everest then cemented my belief in myself.