My major political identity has been as her spouse for the last decade and I like it that way.

Ultimately, the best strategy to ensure our security and to build a durable peace is to support the advance of democracy elsewhere. Democracies don't attack each other.

Sometimes I think the environment in which we operate is entirely too secular. The fact that we have freedom of religion doesn't mean we need to try to have freedom from religion

Citizen service is the very American idea that we meet our challenges not as isolated individuals but as members of a true community, with all of us working together. Our mission is nothing less than to spark a renewed sense of obligation, a new sense of duty, a new season of service.

Won't it be sad to have an Internet connection to Mars if there are no Martians to write to or e-mail us?

No we can't cast ourselves as liberals.

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'