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Coal keeps America competitive in the world.

We don't impose our style; we discover the style that each project demands.

預(yù)測(cè)未來的最好方式就是創(chuàng)造未來

In mathematics, the journey to the solution is just as important as the solution itself.

Character is destiny.

Successful people maintain a positive focus in life no matter what is going on around them. They stay focused on their past successes rather than their past failures, and on the next action steps they need to take to get them closer to the fulfillment of their goals rather than all the other distractions that life presents to them.