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.

Americans are cool, if you show just a chink of vulnerability, they respond so much. They'll pat you on the arm and say, 'Hey kid, you're all right'. Brits will respond but they are much more cynical.

I joined the Army at 19 as a soldier and spent about four and a half years with them. Then I broke my back in a freefall parachuting accident and spent a year in rehabilitation back in the U.K.

To get ready to climb Everest, I did a lot of hill running with a daypack on and a lot of underwater swimming. I would swim a couple of lengths underwater and then a couple above. It gets your body going with limited oxygen.

Unless you have shelter, fire is going to be very hard and if you have fire, but no water, you're going to die. They're all super important.

The difference between ordinary and extra-ordinary is so often just simply that little word - extra.

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