Ultimately, only diplomacy can bring about a durable solution to the challenge posed by Iran's nuclear program. As President and Commander in Chief, I will do what is necessary to prevent Iran from obtaining a nuclear weapon. However, I have a profound responsibility to try to resolve our differences peacefully, rather than rush towards conflict.
Barack ObamaGlobal warming is not just the greatest environmental challenge facing our planet - it is one of our greatest challenges of any kind.
Barack ObamaJust like I described in health care, yeah, somebody comes in, they got new ideas, maybe ideas that are completely opposite of my ideas. Maybe some of it goes, maybe some of that progress goes back. Maybe they think of some things we didn't think of, and so in some other areas - we can learn something.
Barack ObamaIf we're serious about building an economy that lasts, we have got to get serious about education. We are going to have to pick up our games and raise our standards.
Barack ObamaAround the world, Gandhi, Nelson Mandela -- what they did was hard. It takes time. It takes more than a single term. It takes more than a single president. It takes more than a single individual.
Barack ObamaSteve was among the greatest of American innovators - brave enough to think differently, bold enough to believe he could change the world, and talented enough to do it...The world has lost a visionary. And there may be no greater tribute to Steve's success than the fact that much of the world learned of his passing on a device he invented.
Barack Obama