Look, sometimes, no matter how hard you try, sometimes you need a bit of luck.

I've fallen down crevasses, been bitten by snakes, been knocked unconscious, had various limbs broken and once, a heavy camera came plunging down which very nearly decapitated me.

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.

Survival requires us to leave our prejudices at home. It's about doing whatever it takes - and ultimately those with the biggest heart will win.

There's no magic to running far or climbing Everest. Endurance is mental strength. It's all about heart.

I had many opportunities to get behind products in the past, and I was always careful to evaluate all of them. I will not put my name to shoddy items.

Alpha was the best thing I ever did. It helped answer some huge questions and to find a simple empowering faith in my life.