The greatest freedom is the freedom to choose your own thoughts.

要在计算机科学中创新，首先必须掌握基础。

All men have the stars, but they are not the same things for different people. For some, who are travelers, the stars are guides. For others they are no more than little lights in the sky. For others, who are scholars, they are problems. For my businessman they were wealth.

我会告诉二十多岁的人不要满足于一份工作、一个职业甚至一个事业。寻找一个使命。即使你不知道那意味着什么，也要寻找它。如果你在追随你的使命，疲劳会更容易忍受，失望会成为燃料，高潮会是你从未感受过的。