The spread of freedom is the best security for the free.

Mine is the first generation able to contemplate the possibility that we may live our entire lives without going to war or sending our children to war.

After the terrible events of last week, there is still the shock and disbelief; there is anger; there is fear; but there is also, throughout the world, a profound sense of solidarity; there is courage; there is a surging of the human spirit.

I think it's important for people like me to evaluate and reevaluate.

People always think American politics is very different, but usually it is a predictor of what happens in the politics elsewhere.

My course has never been about triangulation, and neither, really, is Bill Clinton's. It's not - it's about applying your values to the future in a practical and unblinking way, and that is an ideological view that is every bit as strong as views from the left or from the right.

But I am an optimist about Britain; and the difference between an optimist and a pessimist is not that the optimist believes the world is wonderful and the pessimist believes it's beset by challenges; the difference is the pessimist believes we will be defeated by them; the optimist thinks the challenges can be overcome.