Inertia is a powerful force in human and political affairs.

Well they do have a use, but we should never believe that any international conference is going to suddenly solve problems like the condition of the global environment.

Nevertheless, the concept of sustainable development is now known - even amongst those who haven't accepted it - and it's recognized, debated and followed by an increasing number of businesses.

Ted Turner is still a leader. And he sets a great example. His ability financially has been reduced, but his influence and his example still is an important asset to the whole environmental movement.

The real goal of the Earth Charter is that it will in fact become like the Ten Commandments.

If you want to maintain a sustainable supply of fish you have to farm the fish, rather than mine them. So putting your money into fishing fleets that are going to exacerbate the problem by over-fishing is not the way to preserve the underlying asset.

The Prime Minister of India, at a meeting that I co-chaired a few months ago, stated that any development that is not sustainable is not development.