If you're one of the more than 250 million Americans who already have health insurance, you will keep your health insurance. This law will only make it more secure and more affordable.

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.

Unfortunately a lot of people live like they are in a dream

We are never content with our lot.

Wouldn't it be great if the technology we used to take care of ourselves was as good as the technology we use to make money?

I think we should take a break, fill our little tummies and drink up.

Interstate highways dull the reality of place and distance almost as effectively as jetliners do: I loathe their scary monotony.

Today's circumstances are out of your control but you CAN control your response. Don't let a negative outlook kill your joy today.

Many anti-energy groups display little appreciation of the extent to which modern economies depend pervasively on the use of fossil fuels and petrochemical products.

That I'm an alcoholic is completely ridiculous.

Much of my time is taken up by reading, researching and trying out ideas.

The ultimate crime is not to care.