The key thing you can do to reduce population growth is actually improve health.

I don't have any TVs with their over-the-air receivers connected in my house. But when I'm in a hotel room or other places that have a TV, then I turn it on and flip the channels just like everybody else. I'm not immune to the lures of television. I just try to stay away from it because I like to read.

I'll get to see many disease eradications. and we're seeing a lot of progress.

There are ecosystems like coral reefs [at risk] through ocean acidification. Those are valuable things that we should protect.

Vaccines are a miracle; they're fantastic. Anything that makes people hesitate to give their children these vaccines according to the recommended schedule creates risk. Risk for the children who don't get vaccinated and risk for children, some of whom don't have an immune system, so they're benefiting from the fact that the community protection means the disease doesn't get to them.

Information work is thinking work.

There is this broad, broad recognition of how technology is enabling new things. Companies that never paid attention to computers in any form now see digital technology as creating threats and opportunities for them.