数学家的模式,就像画家或诗人的模式一样,必须是美丽的;思想,就像颜色或文字一样,必须以和谐的方式结合在一起。
"The human heart is a mystery, even to itself."
A sustainable future for coal depends on our ability to integrate cleaner practices without sacrificing the livelihoods of those who depend on the industry.
Money and power don't change you, they reveal you.
Regulations shouldn't strangle the industry that powers the nation.
"In the end, we will remember not the words of our enemies, but the silence of our friends."