Designing new low-yield nuclear weapons for limited strikes dangerously lowers the threshold for their use.
The sole purpose of nuclear weapons must be to deter their use by others.
This means that the only function of nuclear weapons, while they exist, is to deter a nuclear attack.
We have got thousands of nuclear weapons in order to achieve deterrence.
The only thing that kept the Cold War cold was the mutual deterrence afforded by nuclear weapons.
Our nuclear weapons are meant purely as a deterrent against nuclear adventure by an adversary.
Look, Israel doesn't intend to introduce nuclear weapons, but if people are afraid that we have them, why not? It's a deterrent.
Israel claims it needs nuclear weapons as a deterrent against any threat to its existence. The Arab world in return feels that this is an imbalanced system; there is a sense of humiliation and impotence.
A nuclear program has arguably worked as a deterrent for North Korea and other states - would Moammar Gadhafi have been deposed and summarily killed if Libya had had nuclear weapons? Iranians might not think so.
I want to move to a world of no nuclear weapons but I want to do that through multilateral disarmament so that we all disarm together.
The total elimination of nuclear weapons remains the highest disarmament priority of the United Nations.
Indeed, the very first resolution of the General Assembly of the United Nations - adopted unanimously - called for the elimination of nuclear weapons.
In the 1990s, the United States offered to help North Korea with its energy needs if it gave up its nuclear weapons programme.
I believe we should use all means necessary to prevent the acquisition or fabrication of nuclear weapons by countries or groups hostile to the U. S. We should act in concert with our allies who are similarly working to protect their countries.
The Obama presidency has two great missions: fixing the economy, and preventing Iran from gaining nuclear weapons.
The professed function of the nuclear weapons on each side is to prevent the other side from using their nuclear weapons. If that's all it is, then we've gotta as: how many nuclear weapons do you need to do that?
I have long believed, especially after the unprovoked Western attack on Iraq and the ransacking of the Gaddafi regime in Libya, that North Korea would not desist from the full development of its nuclear weapons program, despite threats and sanctions from the West and even from China.
As a state sponsor of global terrorism and supplier of weapons to terrorist groups such as Hamas and Hezbollah, Iran cannot be allowed to develop nuclear weapons capabilities.
The greatest threat facing humanity is a radical Islamist regime meeting up with nuclear weapons.
The inspections started in 1991, right after the Gulf War. One of the conditions for the ceasefire was that Iraq had to do away with all of its weapons of mass destruction - biological, chemical and nuclear weapons and long-range missiles.