In certain ways, I'm not very different than I was when I was a teenager.

What is needed now is a transformation of the major systems of production more profound than even the sweeping post-World War II changes in production technology.

World War II had a very important impact on the development of technology, as a whole.

If you can see the light at the end of the tunnel, you are looking the wrong way.

The environmental crisis is a global problem, and only global action will resolve it.

In certain ways, I'm not very different than I was when I was a teenager.

Nothing can survive on the planet unless it is a cooperative part of larger global life.