我不相信运气，我相信准备遇上机会。

当涉及人类尊严时，我们不能妥协。

"I see my social media as an extension of my diary—just more colorful and with better filters."

We're flooding people with information. We need to feed it through a processor. A human must turn information into intelligence or knowledge. We've tended to forget that no computer will ever ask a new question.

The galactic center is a unique natural experiment in strong gravity.