Although I have a variety of obligations, the climate crisis is my central concern.

Well-established theories collapse under the weight of new facts and observations which cannot be explained, and then accumulate to the point where the once useful theory is clearly obsolete.

Surveillance technologies now available - including the monitoring of virtually all digital information - have advanced to the point where much of the essential apparatus of a police state is already in place.

My counsel advises me that there is no controlling legal authority or case that says there was any violation of law whatsoever.

The American people overwhelmingly want our troops out of Iraq. They want the federal government to take real and immediate action to combat global warming and to significantly expand support for stem cell research. Democrats almost unanimously support the people's wishes onthese crucial issues. Republicans don't.

There are people who are genuinely upset in the Tea Party. I understand that. But that movement was funded with seed money from right-wing billionaires, the Koch brothers, and promoted on Fox News, and turned into a stocking horse for the right-wing agenda that a lot of people have been trying to push on the country for a long time.

I saw the logarithmic growth of computer power.