Isn't the only hope for the planet that the industrialized civilizations collapse? Isn't it our responsibility to bring this about?

The concept of national sovereignty has been an immutable, indeed sacred, principle of international relations. It is a principle which will yield only slowly and reluctantly to the new imperatives of global environmental cooperation. It is simply not feasible for sovereignty to be exercised unilaterally by individual nation states, however powerful. The global community must be assured of environmental security.

A citizen of an advanced industrialized nation consumes in six months the energy and raw materials that have to last the citizen of a developing country his entire lifetime.

The combination of population growth and the growth in consumption is a danger that we are not prepared for and something we will need global co-operation on.

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.

I've developed a huge regard for Toyota for its environmental awareness, for its immense commitment to research and development in this field, and for its leadership in developing hybrids which others are now following.

What pleases me most is that sustainable development is on almost everybody's agenda now.