Carl Sagan Quotes

We know who speaks for the nations. But who speaks for humanity? Who speaks for earth?

If we do not speak for Earth, who will? If we are not committed to our own survival, who will be?

I want to question the blood holier-than-thou attitudes of the Americans and the British. Are these bastards God-appointed guardians of the world to stockpile hundreds of thousands of nuclear warheads and have they God-given authority to carry out explosions every month? If we start a modest programme, we are the Satans, the devils…

International policy does not aim at exploiting local, specific conditions to widen zones of influence and create difficulties for another country. The goal of international policy is to insure universal fulfillment of the "Declaration of the Rights of Man" and to prevent a sharpening of international tensions and a strengthening of militarist and nationalist tendencies.

There are nuclear-weapons-free zones in several parts of the world already, except that they're not implemented fully, because the U.S. won't allow it.

The responsibility of the great states is to serve, and not to dominate, the world.

A Britain which denounced the insanity of the nuclear strategy would be in a position to direct its influence at the United Nations and in the world at large, in a manner at present denied us

As president, I will stand up to the great human rights tests of our time - in China, Russia, and the Middle East. We must send a signal to our allies and adversaries that America is back in the leadership business.

[Hillary Clinton] worked a tough negotiation with nations around the world to eliminate the Iranian nuclear weapons program without firing a shot.

Who will speak for Planet Earth?

I think that it's very important to have the United States' engagement in many situations we have around the world, be it in Syria, be it in the African context. The United States represents an important set of values, human rights, values related to freedom, to democracy. And so the foreign policy engagement of the United States is a very important guarantee that those values can be properly pursued.

Traditional nationalism cannot survive the fissioning of the atom. One world or none.

The G7 and former G8 group has always viewed itself as a community of values, the annexation of Crimea, which is a blatant violation of the principles of international law, and the events in eastern Ukraine are serious violations of these common values.

What we have said and - and - and with which I concur is that we should use every diplomatic and political vehicle that's available to us to keep Iran from becoming a nuclear capability state.

I know that a world in which countries are stockpiling nuclear weapons and using them in the ways that India and Pakistan and America do to oppress others and to deceive their own people is a dangerous world.

If the Olympics fail, human rights will suffer. The government would stop paying any attention to the rest of the world. I personally think: we want the Games and we want human rights to be respected.

The only thing that will stop Iran from getting nuclear weapons is regime change in Tehran.

There is always an element of realpolitik that has to be present in the conduct of any nation's national security affairs. At the same time, we have to also have a balance between realpolitik and Wilsonian principles of freedom and democracy and human rights. And maintaining that balance is the greatest challenge that we in the West, including the Federal Republic of Germany, have to face because it's many times a very difficult decision-making process.

The only countries that are outside of [ Nuclear Non-Proliferation Treaty] are Israel, Pakistan, India, and North Korea withdrew in the last few years.

We [USA] don't have diplomatic leverage to eliminate every vestige of a peaceful nuclear program in Iran. What we do have the leverage to do is to make sure that they don't have a weapon.

As is always the case with American presidential elections, nobody's talking about the fact that the empire will be ruled from Washington, and foreign policy has just not been on anybody's screen, unfortunately.

If the Earth were a single state, Istanbul would be its capital.

For some twenty years the window that opened at the end of the Cold War has been allowed to hang flapping in the wind. It is high time that the five nuclear-weapon states take seriously their commitment to negotiate toward nuclear disarmament.

There are so many messages and lessons that I have been taught that I would want to share with people. Perhaps one that is very present in my mind now is the concept that we are all living on this one tiny planet that we call Earth. It is very small and is not getting any bigger, but the amount of people living on this planet continues to grow at a rapid rate.

As long as I'm president of the United States Iran will not get a nuclear weapon. I made that clear when I came into office.