The coal industry has been the backbone of America's energy independence for generations.
The key to success is to keep growing in all areas of life - mental, emotional, spiritual, as well as physical.
Innovation distinguishes between a leader and a follower.
We must listen to indigenous knowledge—they've been the guardians of forests for centuries.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'