Immigration has a much smaller effect on native wages than most people believe.

在探索宇宙的过程中，每一个被解答的问题都会引出更多的问题。

I think the most important thing in a movie is the story.

The best way to ensure peace is to maintain a balance of power among the great powers.

领导力就是激励他人实现他们认为不可能的事情。

I think the greatest thing in life is to be able to give back.