You make the road by walking.

If you don't like the road you're walking, start paving another one.

There comes . . . a longing never to travel again except on foot.

The fossil fuel industry is destroying our planet and everything that we love.

As someone who runs a solar financing company and founded the world's largest youth clean energy organization, I know solar energy is a very good investment.

One of the fastest ways to build the clean energy economy is to allow more people to benefit from it.