Yesterday is not ours to recover, but tomorrow is ours to win or to lose.

Education is not a problem. Education is an opportunity.

If two men agree on everything, you may be sure that one of them is doing the thinking.

It is the excitement of becoming - always becoming, trying, probing, falling, resting, and trying again- but always trying and always gaining

We can draw lessons from the past, but we cannot live in it.

A man without a vote is man without protection..

For this is what America is all about. It is the uncrossed desert and the unclimbed ridge. It is the star that is not reached and the harvest that is sleeping in the unplowed ground.

I believe the destiny of your generation-and your nation-is a rendezvous with excellence.

Peace is a journey of a thousand miles and it must be taken one step at a time.

If future generations are to remember us more with gratitude than sorrow, we must achieve more than just the miracles of technology. We must also leave them a glimpse of the world as it was created, not just as it looked when we got through with it.