在一个国家中，一个公民的自由就是所有人的自由。

"The future is about making technology more human."

"Sometimes the hardest thing and the right thing are the same."

Science is not just about discovery, it's about solving real-world problems.

Life itself is an adventure, full of unknowns and challenges.

The real art of conversation is not only to say the right thing at the right place but to leave unsaid the wrong thing at the tempting moment.

最有趣的艺术是提出问题的艺术。