在共和政府中，人人平等；在专制政府中，人人也平等：在前者中，因为他们是一切；在后者中，因为他们什么都不是。
In republican governments, men are all equal; equal they are also in despotic governments: in the former, because they are everything; in the latter, because they are nothing.
Surround yourself with those who are going to lift you higher.
If time travel is possible, where are the tourists from the future?
The only thing I really like is change.
理论计算机科学的美在于其抽象和概括的能力，将具体问题转化为普遍真理。
最具创新性的解决方案往往来自多元化的视角。