Dreams, though, are cheap, and the real task comes when you start putting in place the steps needed to make those dreams a reality.

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.

A friend once asked me what qualities were needed for SAS. I would say to be self-motivated and resilient; to be calm, yet have the ability to smile when it is grim; to be unflappable, be able to react fast and to have an ‘improvise, adapt and overcome’ mentality.

I am not fearless. I get scared plenty. But I have also learned how to channel that emotion to sharpen me.

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

That 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.

It's unresolved conflict in my life that I have a lovely family and a risky job.