Never depend on those luck moments – they are gifts – but instead always build your own back-up plan.

I was always brought up to have a cup of tea at halfway up a rock face.

The line between life or death is determined by what we are willing to do.

Survival is not about being fearless. It's about making a decision, getting on and doing it, because I want to see my kids again, or whatever the reason might be.

A wise man knows; learn from others, never get complacent and know where the classic old dangers come from.

All my life the only thing I've been good at has been climbing and throwing myself off big things.

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.