Humans may be destroying their chances for decent survival. It won't kill everybody, but it would change the world dramatically.

With government deregulation and the triumph of financial liberalization, the dangers of systemic risks, the possibility of a financial tsunami, sharply increased.

The United States is alone among all the countries in that it does not permit US military forces to be under any threat. Other countries are willing to have forces in peace-keeping operations where they sometimes are under threat, but the US is not willing to do that.

[With] military threats, you can see them actually, you can imagine it. People don't think about it enough. But if you think about it for a minute, you can see that a nuclear attack could be the end of everything.

The whole basis for the US intervention in Colombia is outrageously racist and arrogant.

If you're working 50 hours a week to try to maintain family income, and your children have the kinds of aspirations that come from being flooded with television from age one, and associations have declined, people end up hopeless, even though they have every option.

Over the years, there's been case after case when there were very narrow decisions that had to be made about whether to launch nuclear weapons in serious cases. What is this guy [Donald Trump] going to do if his vaunted negotiating skills fail, if somebody doesn't do what he says? Is he going to say, "Okay we'll nuke them? We're done?"