I got bored and then joined the British SAS. It was five very exciting years of my life, and then I'd always had this passion for swimming, so started swimming around the world, in some of the most exotic and distant and dangerous locations.

I love swimming, swimming's my passion and I hope I swim until the last day of my life, so I really, really do enjoy swimming, but swimming for me is simply a way of carrying a message.

The businessmen of the world who are not taking environmental matters seriously are just wasting money, aside from damaging the environment it's wasting money and in this economic climate you just can't afford to do that.

Britain has bred many great explorers, but they seem to get so little coverage compared to soccer and rugby players.

We have to appreciate that we are part of nature, we must work with nature; the environment is our lifeline.

If you've got a problem and you multiply it by 50-million people, it becomes unsolvable, but if you've got a problem and you divide it by 50-million people, it becomes solvable.

Very few things which are really worth achieving come easily. Sometimes they do, but most of the time you really have to work hard and cleverly.