We are told that the possession of nuclear weapons - in some cases even the testing of these weapons - is essential for national security. But this argument can be made by other countries as well.

But scientists on both sides of the iron curtain played a very significant role in maintaining the momentum of the nuclear arms race throughout the four decades of the Cold War.

The present basic philosophy is nuclear deterrence.

I did not imagine that the second half of my life would be spent on efforts to avert a mortal danger to humanity created by science.

But the nuclear powers still cling tenaciously to their weapons.

The cold war is over, but cold war thinking survives.

I saw science as being in harmony with humanity.

I appeal to my fellow scientists to remember their responsibility to humanity.

My third appeal is to my fellow citizens in all countries: Help us to establish lasting peace in the world.

Indeed, the very first resolution of the General Assembly of the United Nations - adopted unanimously - called for the elimination of nuclear weapons.

This is the reality of nuclear weapons: they may trigger a world war; a war which, unlike previous ones, destroys all of civilization.

Looking at these photographs, I know that I will never understand the world I live in or fully know the places I've been. I've learned for sure only what I don't know - and how much I have to learn.

I use color in terms of emotional quality, as a vehicle for feeling... feeling is everything I have experienced or thought.

This is my life, these are my songs, this is my time and I'm ready.

The only training for the heroic is the mundane.

I felt my mother about the place. I don't think she haunts me, but I wouldn't put it past her.

Conservative feminism is such an artificial term that doesn't mean much to me. For me conservatism means accepting reality. I acknowledge that there are differences between men and women.

I worry about kids today - because of the sexual revolution, they're going to grow up and never know what "dirty" means.

The measure of our progress is not whether we add more to the abundance of those who have much, but whether, as Franklin Roosevelt said, we provide enough for those who have too little.

When I asked him how long he had been driving a taxi, he said, Dree mouse.

I have always defended my convictions and what I believed to be the truth.