"You never really understand a person until you consider things from his point of view."
成功不是终点，而是不断进步的过程。
Psychological truth is found in practical experience.
I'm not here to tell you what to think. I'm here to tell you to think.
The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.
What we have to do is find a way to celebrate our diversity and debate our differences without fracturing our communities.
科学中真正的挑战不仅是理解自然，而且是利用自然来改善人类。
Abstraction is the key to managing complexity in large software systems.