The leaders we revere and the businesses that last are generally not the result of a narrow pursuit of popularity or personal advancement, but of devotion to some bigger purpose. That's the hallmark of real success. The other trapping of success might be the by product of this larger mission, but it can't be the central thing.

For as much as government can do and must do, it is ultimately the faith and determination of the American people upon which this nation relies. So let us mark this day with remebrance, of who we are and how far we have traveled.

My guiding principle as president has been to try to do the right thing even when it's not politically convenient.

We have to uphold a free press and freedom of speech - because, in the end, lies and misinformation are no match for the truth.

As tough as things have been, I am convinced you are tougher. I've seen your passion and I've seen your service. I've seen you engage and I've seen you turn out in record numbers. I've heard your voices amplified by creativity and a digital fluency that those of us in older generations can barely comprehend. I've seen a generation eager, impatient even, to step into the rushing waters of history and change its course.

Never read Who Moved My Cheese in the workplace when you can read The Joy of Not Working.

I think that part of my optimism comes from the belief that we as a people could actually, regardless of all the disadvantage of the past, regardless of the fact that a lot of other folks got a head start in the race, if we were able to make the race fair right now.