Diplomacy requires constant dialogue with other countries to enhance mutual understanding and trust.

The best stock to buy is the one you already own.

光永远是一种把空间戏剧化的重要元素。

重要的不是你对了还是错了，而是当你对了的时候你赚了多少钱，当你错了的时候你亏了多少钱。

If you say you want to automate cars and save people’s lives, the skills you need for that aren’t taught in any particular discipline. I know – I was interested in working on automating cars when I was a Ph.D. student in 1995.

过去是一个谜，历史学家是试图将碎片拼凑在一起的人。

地震是一种自然现象，而不是一种惩罚。