有时候，你必须和你爱的人分开，但这并不会让你爱他们少一点。有时候，这会让你更爱他们。

在我看来，人类获得对天体事物的洞察所走的道路，几乎与这些事物本身一样值得惊叹。

On the way to a grand goal， celebrate the smallest victories as if each one were the final goal. No matter where it ends you are victorious.

The digital world should be accessible to everyone, regardless of background or ability.

Never, ever give up.

好问题胜过简单的答案。