The returns to education are higher than most people realize.
教育的回报比大多数人意识到的要高。
The concept of inflation suggests that the universe underwent a period of extremely rapid expansion shortly after the Big Bang.
我不知道如何做任何事情半途而废。
存在总是某种存在者的存在。
The writer’s mission is to be a witness to his time, to speak for those who cannot speak.
大陆漂移理论不仅仅是一个假设，而是一种物理必然。
Why worry? If you’ve done the very best you can, worry won’t make it any better.