If you're reading something from a Nobel Prize-winning physicist next to some guy in his underwear writing in his basement, or his mom's basement, on text, it looks like it's equally plausible.

For decades, we've been told that it doesn't make economic sense to switch to renewable energy. Today, that's no longer true.

At the moment that we persuade a child, any child, to cross that threshold, that magic threshold into a library, we change their lives forever, for the better

We have known for decades that our survival depends on finding new sources of energy. Yet we import more oil today than ever before.

I wish the country had fewer lawyers and more engineers.

If we're going to prevent large parts of this Earth from becoming not only inhospitable but uninhabitable in our lifetimes, we're going to have to keep some fossil fuels in the ground rather than burn them and release more dangerous pollution into the sky.

Money is the original sin in politics and I am not sinless.