I don't regret the fervor, because I do believe, in the African American community but also for other communities, and I know from talking to people, for communities around the world, the election of an African American to the most powerful office on Earth meant things had changed, and not just in superficial ways. That in some irreversible way the world was different.

There are people in Iran who have the same aspirations as people all around the world for a better life.

My hope would be that, as we're moving through the world right now, we're able to get that psychological or emotional peace by seeing very concretely our kids doing better and being more hopeful and having greater opportunities.

Building new roads and bridges creates jobs. Growing our exports creates jobs. Reforming our outdated tax system and our broken immigration system creates jobs.

Yes, we can. Yes, we can change. Yes, we can.

I think that the issues we have with science these days are not restricted to what's happening with respect to religion. There are a lot of very religious scientists around.

This visit [to Singapore] is an occasion to mark the 50th anniversary our bilateral relationship with Singapore, which is one of our strongest and most reliable partners in South-east Asia.