The great Norwegian playwright, Henrik Ibsen, wrote, "One of these days, the younger generation will come knocking at my door." The future is knockin….

When we respond to threats immediately and take action right away, it's usually the threats that we're hard-wired to respond to, the kinds of things ….

There's no such thing as clean coal. It's non-existent. Theoretically, it might be possible, many years from now, to come up with a way to clean it a….

I think that asserting that former President Obama wasn't born in the United States was just the height of irresponsibility, of course. And Donald Tr….

In the United States of America, unfortunately we still live in a bubble of unreality..

The United States is the only nation that can lead the world toward a solution on climate change..

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

When politics is too slow, change has to come from culture..

I do believe, as my father once said, that "No matter how hard the loss, defeat might serve as well as victory to shake the soul and let the glory ou….

I feel passionate about solving the climate crisis..

We're all capable of mistakes, but I do not care to enlighten you on the mistakes we may or may not have made..

There are skeptics who do not come to their view because they have a source of income from carbon polluters..

Here is the truth: The Earth is round; Saddam Hussein did not attack us on 9/11; Elvis is dead; Obama was born in the United States; and the climate ….

The struggle to save the global environment is in one way much more difficult than the struggle to vanquish Hitler, for this time the war is with our….

Eventually we'll use a CO2 tax offset by a reduction in taxes elsewhere alongside a cap-and-trade plan, but the degree of difficulty associated with ….

I'm passionate about restoring the efficacy of American democracy, making capitalism sustainable, prioritizing advances in technology, and seizing th….

Surveillance technologies now available - including the monitoring of virtually all digital information - have advanced to the point where much of th….

We are running out of time, we must have a planetary solution to a planetary crisis..

A zebra does not change its spots..

Science has a culture that is inherently cautious and that is normally not a bad thing. You could even say conservative, because of the peer review p….

There are some bright spots, to be sure, but the internet is still in a Wild West phase, as was the case during the early age of the printing press a….