I would like nuclear fusion to become a practical power source. It would provide an inexhaustible supply of energy without pollution or global warming.

As a nuclear power - as the only nuclear power to have used a nuclear weapon - the United States has a moral responsibility to act.

All the waste in a year from a nuclear power plant can be stored under a desk.

What could become a danger to world peace is Iran's nuclear program and the country's open threat to annihilate Israel.

Several studies and a number of public statements by senior military and political personalities testify that - except for disputes between the present nuclear states - all military conflicts as well as threats to peace can be dealt with using conventional weapons.

I've also gotten to play in front of a million people in Central Park when there was a grass roots movement calling for nuclear disarmament - it was about 1982 - they called it Peace Sunday.

Smiling is very important. If we are not able to smile then the world will not have peace. It is not by going out for a demonstration against nuclear missiles that we can bring about peace. It is with our capacity of smiling breathing and being peace that we can make peace.

When I was in the White House I was confronted with the challenge of the Cold War. Both the Soviet Union and I had 30 000 nuclear weapons that could destroy the entire earth and I had to maintain the peace.

Ours is a world of nuclear giants and ethical infants. We know more about war that we know about peace more about killing that we know about living.

When we think of the major threats to our national security the first to come to mind are nuclear proliferation rogue states and global terrorism. But another kind of threat lurks beyond our shores one from nature not humans - an avian flu pandemic.