We can't negotiate the facts. We can't negotiate the truth about the situation. And for those who are too fearful to finish, it can be done and must ….

What changed in the United States with Hurricane Katrina was a feeling that we have entered a period of consequences..

The heart of the security agenda is protecting lives, and we now know that the number of people who will die of AIDS in the first decade of the 21st ….

There's a law of physics: For every action there's an equal and opposite reaction. And sometimes that shows up in politics and society. And I think t….

There is the natural tendency that all of us are vulnerable to, to deny unpleasant realities and to look for any excuse to push them away and resolve….

...2009 saw the eighth 'ten-year flood' of Fargo, North Dakota, since 1989. In Iowa, Cedar Rapids was hit last year by a flood that exceeded the 500-….

In a free society, there comes a time when the truth - however hard it may be to hear, however impolitic it may seem to say - must be told..

A free press is the immune system of representative democracy..

How could this Y2K be a problem in a country where we have Intel and Microsoft?.

We are in an unusual predicament as a global civilization. The maximum that is politically feasible, even the maximum that is politically imaginable ….

I think it's harder for people than it should be. But as more and more of us become carbon neutral and change the patterns in our lives to be part of….

Well-established theories collapse under the weight of new facts and observations which cannot be explained, and then accumulate to the point where t….

I don't have the illusion that there's any position or role in the world with as much potential for bringing about change as that of president of the….

I remember as a boy when the conversation on civil rights was won in the South. I remember a time when one of my friends made a racist joke and anoth….

Our way of life is at stake, our grandchildren are at stake, the future of civilization is at stake..

Unless we act boldly and quickly to deal with the underlying causes of global warming, our world will undergo a string of terrible catastrophes..

For a free country to continue thriving, there have to be regular reforms, because any society, any economy that stays in place, you're going to see ….

Global warming pollution, indeed all pollution, is now described by economists as an “externality.” This absurd label means, in essence: we don’t to ….

Hurricane Sandy is a disturbing sign of things to come. We must heed this warning and act quickly to solve the climate crisis. Dirty energy makes dir….

We're still putting 110 million tons of man-made global pollution into the air every single day as if the sky is an open sewer. More than 90% of the ….

The insistence on complete certainty about the full details of global warming-the most serious threat we have ever faced-is actually an effort to avo….