Most people talk as if Miami and Bangladesh still have a chance of surviving: most of the scientists I spoke with assume we'll lose them within the century, even if we stop burning fossil fuel in the next decade.

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

In digital era, privacy must be a priority. Is it just me, or is secret blanket surveillance obscenely outrageous?

Our democracy, our constitutional framework is really a kind of software for harnessing the creativity and political imagination for all of our people. The American democratic system was an early political version of Napster.

The choice to 'do nothing' in response to the mounting evidence is actually a choice to continue and even accelerate the reckless environmental destruction that is creating the catastrophe at hand.

The moral imperative to make big changes is inescapable...that what we take for granted may not be here for our children

The truth is that climate change is presenting the greatest challenge humanity has ever faced.