Exercise helps my back. If I don't exercise, that's when it starts to hurt. The pain is a good motivator to run and exercise.

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

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.

Being brave isn't the absence of fear. Being brave is having that fear but finding a way through it.

How you speak about others speaks loudest about yourself.

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

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