I miss him still today: his long, whiskery eyebrows, his huge hands and hugs, his warmth, his prayers, his stories, but above all his shining example of how to live and how to die.

Life is an adventure that is best lived boldly

I've seen extreme bravery from the least likely of people. Life is about the moments when it's all gone wrong. That's when we define ourselves.

Some of the greatest survivors have been women. Look at the courage so many women have shown after surviving earthquakes in the rubble for days on end.

But the wild is unpredictable, stuff does happen, and it's always when you're least expecting it.

I have held healthy respects of bears along with assorted crocodiles, snakes and lots of other animals. You know, bears are dangerous, you have to be super careful.

The SAS Reserve tends to be made up of former paratroopers and commandos who still want a challenge, but it is open to civilians.