Of all celestial bodies within reach or view, as far as we can see, out to the edge, the most wonderful and marvellous and mysterious is turning out to be our own planet earth. There is nothing to match it anywhere, not yet anyway.

The feel of a canoe gunnel at the thigh, the splash of flying spray in the face, the rhythm of the snowshoe trail, the beckoning of far-off hills and valleys, the majesty of the tempest, the calm and silent presence of the trees that seem to muse and ponder in their silence; the trust and confidence of small living creatures, the company of simple men; these have been my inspiration and my guide. Without them I am nothing.

When you have seen one ant, one bird, one tree, you have not seen them all.

We say that the faces of coming generations are looking up from the earth. So when you put your feet down, you put them down very carefully - because there are generations coming one after the other. If you think in these terms, then you'll walk a lot more carefully, be more respectful of this earth.

Every time you dive, you hope you'll see something new - some new species. Sometimes the ocean gives you a gift, sometimes it doesn't.

To slaughter grand and beautiful creatures like these tuskers, whether terrestrial or marine, solely to obtain a few teeth indicates that we have not evolved very much since the days our forebears lived in caves and saught to prove their superiority by adorning themselves with teeth and claws