There are no great limits to growth because there are no limits of human intelligence, imagination, and wonder.

We're in greater danger today than we were the day after Pearl Harbor. Our military is absolutely incapable of defending this country.

Peace is not absence of conflict, it is the ability to handle conflict by peaceful means.

While I take inspiration from the past, like most Americans, I live for the future.

Because I have moderated two general election debates - in 2004 and 2008 - I know better than to carp from the sidelines. I am confident in my accomplishment of having had Queen Latifah portray me on 'Saturday Night Live' both years.

In politics one should not expect big jumps. Everything takes time.

We need to defend principles like democracy, freedom of speech, gender equality, and the rule of law through exemplifying these on a global scale, not through the same cynical, isolationist policies which have eroded these so-called 'British' values across the rest of the world.

Barack Obama has brought glamour back to American politics - not the faux glamour-by-association of campaigning with movie stars or sailing with the Kennedys, but the real thing. The candidate himself is glamorous. Audiences project onto him the personal qualities and political positions they want in a president.