I think that's the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.

I think there are more politicians in favor of electric cars than against. There are still some that are against, and I think the reasoning for that varies depending on the person, but in some cases, they just don't believe in climate change - they think oil will last forever.

The primary means of energy generation is going to solar. It will at least be a plurality, and probably be a slight majority in the long term.

I do love email. Wherever possible I try to communicate asynchronously. I'm really good at email.

There's a tremendous bias against taking risks. Everyone is trying to optimize their ass-covering.

What most people know but don't realize they know is that the world is almost entirely solar-powered already. If the sun wasn't there, we'd be a frozen ice ball at three degrees Kelvin, and the sun powers the entire system of precipitation. The whole ecosystem is solar-powered.

The reason we should do a carbon tax is because it's the right thing to do. It's economics 101, elementary stuff.