Sometimes we set boundaries for ourselves in life, or even worse, we allow others to do so. In many cases, these boundaries are just in our mind and need to be pushed away.

Ordinary won't change the world.

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

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.

I think every child in every country, not just South Africa, every year should go to a national park, and it should be part of their basic curriculum.

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.

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

You shouldn't be able to do a swim at the North Pole, it should be frozen over.

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.

I was very, very lucky because I started swimming when most of the landmarks in the world had not been swum.

Mount Everest is a very spiritual place, it's a beautiful mountain.

Too often we want to take stands to elevate us rather than elevate a cause.

I know it's a cliche but I never wanted to be famous. I don't believe anybody wants to be famous.

One must place one's principles in big things. For the small, graciousness will suffice.

Dry land is not a myth. I've seen it. Kevin Costner. Waterworld. I don't know what the big fuss is about. I saw that movie nine times. It rules!

There isnt a single windmill owner in Holland who doesnt have a second job, for when there is no wind.

The economy is better than the one President [Barack] Obama inherited, and unemployment is lower, but the unemployment rate gap remains large.

Everybody looks at their poop.

The world is crazily in love with you, wildly and innocently in love. Even now, thousands of secret helpers are conspiring to turn you into the beautiful curiosity you were born to be.

My dental hygienist is cute. Every time I visit, I eat a whole package of Oreo cookies while waiting in the lobby. Sometimes she has to cancel the rest of the afternoon's appointments.

Do something. Get results. Decide if it's worth repeating.