If we disagree and I think I'm right, I just go ahead and do what I think is right. And then she tells me, 'I told you so.'

When you're a former president, you have much less power, but you have a lifetime of experience and contacts and if you've got the energy, you can bring influence to bear on a small but still fairly substantial number of things where you can concentrate on it because you don't have to change the subject when you wake up in the morning and there's something else in the newspaper.

People can quarrel with whether we should have more troops in Afghanistan or internationalize Iraq or whatever, but it is incontestable that on the day I left office, there were unaccounted for stocks of biological and chemical weapons.

It takes a long time to turn a big country around. Just be of good cheer and keep working on it.

We live in an interdependent world. Every time you cut off somebody else's opportunities, you shrink your own horizons.

Success is not the measure of a man but a triumph over those who choose to hold him back.

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.