The key to successful investing is to have a clear understanding of the market, the risks involved, a disciplined approach, a long-term perspective, a strong understanding of the fundamentals, and a clear understanding of the risks and rewards.

The coal industry must evolve or risk becoming obsolete. Adaptation is the key to survival.

"The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'"