There is a book yearning to come out of me: about how we can build the new collaboration economy, and the role of 'openness' in our quest for efficient use of resources and as a driver of innovation.

One reason Zipcar succeeded was its branding: cool, hip, smart, urban, fun, innovative. Who wouldn't want to be associated with that?

I would love to have had much more money so that I could be a philanthropist.

Transportation is the center of the world! It is the glue of our daily lives. When it goes well, we don't see it. When it goes wrong, it negatively colors our day, makes us feel angry and impotent, curtails our possibilities.

Offshoring manufacturing jobs left Americans with fewer high-value-added, well-paid jobs, and the U.S. middle class downsized. Ladders of upward mobility were taken down. Income and wealth distributions worsened.

Countries that are agricultural can, at a low standard of living, sustain themselves. You can be self-sufficient; the money economy is a relatively insignificant part of the total economy. Singapore never was an agricultural country.

When George W. Bush was president, his daddy was raising money for the Bush library. I thought that was fine. When Bob Dole was Majority Leader, Elizabeth Dole was the president of American Red Cross. I didn't say anything.

Historically, philanthropy has been something that you do when you turn 65, and you are retired, and you have spent your life accumulating your financial resources, and now you finally have time to do it. But because of the Internet revolution, that in turn revolutionized economic growth and wealth generation.