The paper industry has a responsibility to lead the way in environmental stewardship.
膨胀的概念是宇宙在其最早的时刻经历了一段极其迅速的扩张期。
我学会了你不能控制一切,但你可以控制自己的反应。
建筑必须灵活才能持久。
"The human voice is the most powerful tool we have to convey the depth of our experiences."
A picture is a fact.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.