Nobody wants to end up super rich and famous - but divorced. I'm always clear on that and try to stay on the right side of the line.
Bear GryllsTo 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.
Bear GryllsThat feeling when you're so cold you'd give anything to be warm - I've had it before, literally huddled around a candle flame on an ice sheet.
Bear Grylls