I think life on Earth must be about more than just solving problems... It's got to be something inspiring, even if it is vicarious.

Starting and growing a business is as much about the innovation, drive and determination of the people who do it as it is about the product they sell.

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

We have this handy fusion reactor in the sky called the sun, you don't have to do anything, it just works. It shows up every day.

The problem is that at a lot of big companies, process becomes a substitute for thinking. You're encouraged to behave like a little gear in a complex machine. Frankly, it allows you to keep people who aren't that smart, who aren't that creative.

Trying to read our DNA is like trying to understand software code - with only 90% of the code riddled with errors. It's very difficult in that case to understand and predict what that software code is going to do.

We're running the most dangerous experiment in history right now, which is to see how much carbon dioxide the atmosphere can handle before there is an environmental catastrophe.