Each generation of Americans must define what it means to be an American.

To realize the full possibilities of this economy, we must reach beyond our own borders, to shape the revolution that is tearing down barriers and building new networks among nations and individuals, and economies and cultures: globalization. It's the central reality of our time.

We have a chance here to prove that [Rwanda], a country that almost slaughtered itself out of existence, can practice reconciliation, reorganize itself, focus on tomorrow and provide comprehensive, quality health care with minimal outside help.

When, President Bush asks me to go with his father to the Tsunami impacted areas and help raise money, I was thrilled to do that, because I think we have to always keep looking for common ground.

I love the HRC. The initials are great.

The new energy future is decentralised, entrepreneurial and needs people like you to say 'Give me a clean car, give me solar shingles to put on my roof - give me a clean future'

Most of the major mistakes I made in my life, I made when I was too tired to know what I was doing - both personally and professionally.