好奇心是推动科学进步的引擎。

Love is the ability and willingness to allow those that you care for to be what they choose for themselves without any insistence that they satisfy you.

音乐是黑暗中的光。

I believe that we are lost here in America, but I believe we shall be found.

Leadership in the coal industry today means navigating the delicate balance between economic necessity and environmental responsibility.