We continue to stand united with Germany and our NATO allies in our ongoing efforts to build peace and stability in Afghanistan.

You can’t let your failures define you. You have to let your failures teach you.

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.

Keep exploring. Keep dreaming. Keep asking why. Don’t settle for what you already know. Never stop believing in the power of your ideas, your imagination, your hard work to change the world.

When ignorant folks want to advertise their ignorance, you don't really have to do anything, you just let them talk.

Just because we have the best hammer does not mean that every problem is a nail.

Change is never easy, but always possible.

Don’t ever let anybody tell you that your efforts don’t matter or that your voice doesn’t count. Don’t ever believe that you can’t make a difference. You have.

Where you are right now doesn't have to determine where you'll end up.

Learning to stand in somebody else's shoes, to see through their eyes, that's how peace begins. And it's up to you to make that happen. Empathy is a quality of character that can change the world.

If somebody is different from you, that's not something you criticize, that's something that you appreciate.

When you've got everything and think you've got nothing you've actually got less

America lives in the heart of every man everywhere who wishes to find a region where he will be free to work out his destiny as he chooses.

I wish we lived in a society that made it safe and provided the courage for everyone to come out.

To withhold from living is to die ... the more you give of yourself to life the more life nourishes you.

You don't like dealing with somebody who denies horrible things happening to your people or threatens future horrible things to your people.

With out passion you don't have energy, with out energy you have nothing.

People try to keep their past, like kind of holding on to their past. Every Springsteen song talks about that.

I accept that in a free society you have to justify reductions in people's liberties. I accept that, bearing in mind my starting point is that the most important human right is the right to life.

And they discovered something very interesting: when it comes to walking, most of the ant's thinking and decision-making is not in its brain at all. It's distributed. It's in its legs.

The writing in mathematics text is not only laconic to a fault; it is cold, monotonous, dry, dull, and even ungrammatical... The books are not only printed by machines; they are written by machines.