So here's what I want you to know, and here's what I want all our men and women in uniform to know: Because of you, we are ending these wars in a way that will make America stronger and the world more secure. Because of you.

It is moments like these that force us to try harder, and dig deeper, and to discover gifts we never knew we had - to find the greatness that lies within each of us.

As a student of history, I also know civilization's debt to Islam.

People in every country should be free to choose and live their faith based upon the persuasion of the mind, and the heart, and the soul. This tolerance is essential for religion to thrive.

We have a historic opportunity to prevent the spread of nuclear weapons in Iran, and to do so peacefully, with the international community firmly behind us. We should seize that chance.

My particular passion for Lincoln dates back from my earliest memories of politics.

Today we're seeing that climate change is about more than a few unseasonably mild winters or hot summers. It's about the chain of natural catastrophes and devastating weather patterns that global warming is beginning to set off around the world.. the frequency and intensity of which are breaking records thousands of years old.