What we take for granted might not be here for our children.

We are monumentally distracted by a pervasive technological culture that appears to have a life of its own, one that insists on our full attention, continually seducing us and pulling us away from the opportunity to experience directly the true meaning of our own lives.

There are good people, who are in politics - in both parties - who hold this at arm's length, because if they acknowledge it and recognize it, then the moral imperative to make big changes is inescapable.

There are many who would much prefer that the word 'climate' never be mentioned and that the issue be eliminated from our national conversation.

We are close to a time when all of humankind will envision a global agenda that encompasses a kind of Global Marshall Plan to address the causes of poverty and suffering and environmental destruction all over the earth.

The presidency is more than a popularity contest.

I'm a big fan of Bitcoin ... Regulation of money supply needs to be depoliticized.