The shortage of fresh water is the major ecological problem of this moment.

Peace is not unity in similarity but unity in diversity, in the comparison and conciliation of differences.

If what you have done yesterday still looks big to you. You haven't done much today.

I believe in the cosmos. All of us are linked to the cosmos. So nature is my god. To me, nature is sacred. Trees are my temples and forests are my cathedrals. Being at one with nature.

If not me, who? And if not now, when?

It seems that the most important thing about Reagan was his anti-Communism and his reputation as a hawk who saw the Soviet Union as an 'evil empire.'

When future generations judge those who came before them on environmental issues, they may conclude "they didn't know": let us not go down in history as the generations who knew, but didn't care

It is my firm belief that the infinite and uncontrollable fury of nuclear weapons should never be held in the hands of any mere mortal ever again, for any reason.

It is better to discuss things, to argue and engage in polemics than make perfidious plans of mutual destruction.

We had 10 years after the Cold War to build a new world order and yet we squandered them. The United States cannot tolerate anyone acting independently. Every US president has to have a war.

You cannot go to sleep with one form of economic system and wake up the next morning with another.

The deeper magic always comes, in the intense sorcery of your inner silence.

No, honey. Maybe you can put the things from the Overlook away in lockboxes, but not memories. Never those. They’re the real ghosts.

Pop art is about liking things.

I think Gingrich has embarrassed the party over time. Whether he'll do it again in the future, I don't know. But Gov. Romney never has.

I don't think we'll get caught, but the very possibility is half the fun.

I don't lose a lot of sleep worrying about aliens, but I think it seems possible that there's life forms beyond our solar system.

Every screenwriter worthy of the name has already directed his film when he has written his script.

I'm an unpure purist, something like that.

Google can bring you back 100,000 answers. A librarian can bring you back the right one.

I'm not a great man to my children. I'm just 'Pop.' The more involved I am with my kids, it keeps my head flat on top.