Mental processes exist because they serve a purpose.

科学是理解世界，而工程是改变世界。

"A great book is one that leaves you changed, with a new perspective on life and a deeper understanding of the human condition."

我不是说唱歌手，我是一个北极的传奇。

The best ideas come from the intersection of art and science.

We must balance the need for affordable energy today with the imperative of building a sustainable energy future.