Twenty years from now you will be more disappointed by the things that you didn’t do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover.

You don’t have to be perfect. Just be yourself.

If we farm the sea the way we farm the land, we will repeat the same mistakes.

These are the times that try men's souls.

The world needs reliable energy, and coal still plays a critical role in providing it.

The path to lower emissions requires a mix of solutions, including efficiency improvements, carbon capture, and alternative energies.