"Change will not come if we wait for some other person or some other time. We are the ones we've been waiting for. We are the change that we seek."
"If the people cannot trust their government to do the job for which it exists - to protect them and to promote their common welfare - all else is lost."
"I think when you spread the wealth around it's good for everybody."
"I come to Berlin as so many of my countrymen have come before. Tonight, I speak to you not as a candidate for President, but as a citizen - a proud citizen of the United States, and a fellow citizen of the world."
"People of Berlin - people of the world - this is our moment. This is our time."
"But I have asserted a firm conviction - a conviction rooted in my faith in God and my faith in the American people - that working together we can move beyond some of our old racial wounds, and that in fact we have no choice is we are to continue on the path of a more perfect union."
"I've got two daughters. 9 years old and 6 years old. I am going to teach them first of all about values and morals. But if they make a mistake, I don't want them punished with a baby."
"There are patriots who opposed the war in Iraq and there are patriots who supported the war in Iraq. We are one people, all of us pledging allegiance to the stars and stripes, all of us defending the United States of America."
"It's not surprising, then, they get bitter, they cling to guns or religion or antipathy to people who aren't like them or anti-immigrant sentiment or anti-trade sentiment as a way to explain their frustrations."
"If you're walking down the right path and you're willing to keep walking, eventually you'll make progress."