当你有一个好的研究设计时，数据会自己说话。

实现明天的唯一限制是我们今天的疑虑。

What is the difference between a Turing machine and the modern computer? It's the same as that between Hillary's ascent of Everest and the establishment of a Hilton hotel on its peak.

The key to success is to focus on goals, not obstacles.

理解宇宙就是理解我们自己，因为我们都是由形成恒星的星尘构成的。