My peers and colleagues inspire me.

There is a group of entrepreneurs pushing the envelope, government officials that are making significant changes despite the odds, and visionary writers, academics, and colleagues whose work confirms, amplifies, and stretches my own thinking.

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.

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

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

The mood is quite somber. Many of my colleagues believe the board acted hastily and unilaterally.