Take something you really don't think about: Plastics in the ocean. I mean plastics in the ocean have an enormous ecological effect.

I don't think that any deal was needed: Iran was not a threat. Even if Iran were a threat, there was a very easy way to handle it - by establishing a Middle East Nuclear Weapons Free Zone, which is something that nearly everyone in the world wants.

On nuclear war, actions in Syria and at the Russian border raise very serious threats of confrontation that might trigger war, an unthinkable prospect. Furthermore, Trump's pursuit of Obama's programs of modernization of the nuclear forces poses extraordinary dangers. As we have recently learned, the modernized U.S. nuclear force is seriously fraying the slender thread on which survival is suspended.

It makes sense to work towards a better world, but it doesn't make any sense to have illusions about what the real world is.

I know some really outstanding Turkish journalists, and have been pleased and honored to be able to join with them a few times in their courageous protests against state terror and repression.

Capitalism would self-destruct in no time. So the business classes have always demanded strong, straight intervention to protect the society from the destructive effects of market forces because they don't want everything destroyed.

Concentration of wealth yields concentration of political power. And concentration of political power gives rise to legislation that increases and accelerates the cycle.