True progress happens when we balance economic growth with environmental stewardship.
The division of labor in manufacturing is the great principle by which we gain advantage over other nations.
We must balance the need for affordable energy today with the imperative of building a sustainable energy future.
量子世界在我们看来是一个关系网,而不是物体的集合。
译文:江头上的风波还不算最险恶的,人间的道路比这还要难行得多!