You know, by the time you become the leader of a country, someone else makes all the decisions. ... You may find you can get away with virtual presidents, virtual prime ministers, virtual everything.

The future is not an inheritance, it is an opportunity and an obligation.

Effort, not ability, makes the biggest difference in achievement.

I figured if I could get really good people who were going to be able to have a big impact in the world over the next decade to come together once a year for ten years and actually sign a pledge to take action themselves, if we did that every year for ten years we could do a lot of good in the world. That's the difference between my meeting and any other. If you don't want to promise to do something, don't come to my meeting, stay home.

When I was in England, I experimented with marijuana a time or two, and I didn’t like it, and I didn’t inhale, and I never tried again.

For too long we've been told about 'us' and 'them.' Each and every election we see a new slate of arguments and ads telling us that 'they' are the problem, not 'us.' But there can be no 'them' in America. There's only us.

I will never let Israel down.