对煤炭的战争就是对美国工人的战争。

To write is to listen—to the voices within and the world outside.

In mathematics, the simplest questions often lead to the most profound discoveries.

"A book is a garden carried in the pocket."

跨行业合作是解决未来能源挑战的关键。

I'm not a rapper, I'm a dancing legend.

耐心和毅力是科学发现的关键。