But the truth is, countries have to do what is best in each instance to pursue both their interest and their values.

We should, all of us, be filled with gratitude and humility for our present progress and prosperity. We should be filled with awe and joy at what lies over the horizon. And we should be filled with absolute determination to make the most of it.

This is one way that wealthy Americans could really contribute. They could put hundreds of millions of dollars into the infrastructure bank, be a good investment for them, for their children, for their grandchildren, and they would directly contribute to revitalizing a big sector of middle-class wages in America and making our country more productive, so that we could create more opportunity. But I think that we could get a lot of grassroots support from, like, local chambers of commerce and other things if they understood exactly how this infrastructure bank would work.

We should not let our response to the people who disagree with us be dictated by what they say about us or even how they treat people we care for. There has to be a chance that we can find love.

Though I often disagree with Republicans, I never learned to hate them the way the far right that now controls their party seems to hate our president [Barack Obama] and a lot of other Democrats.

We cannot idealize technology. Technology is only and always the reflection of our own imagination, and its uses must be conditioned by our own values. Technology can help cure diseases, but we can prevent a lot of diseases by old-fashioned changes in behavior.

Just because you can't do everything, it doesn't mean you shouldn't do what you can.