The best way to observe a fish is to become a fish.

The happiness of the bee and the dolphin is to exist. For man it is to know that and to wonder at it.

In order to stabilize world population, we must eliminate 350,000 per day.

Perhaps the time has come to formulate a moral code which would govern our relations with the great creatures of the sea as well as with those on dry land. That this will come to pass is my dear wish.

I believe that national sovereignties will shrink in the face of universal interdependence.

We must alert and organise the world's people to pressure world leaders to take specific steps to solve the two root causes of our environmental crises - exploding population growth and wasteful consumption of irreplaceable resources. Overconsumption and overpopulation underlie every environmental problem we face today.

The future is in the hands of those who explore... and from all the beauty they discover while crossing perpetually receding frontiers, they develop for nature and for humankind an infinite love.