The most important skill for a computer scientist is problem solving. The ability to formulate problems, think creatively about solutions, and express a solution clearly and accurately.

明天可能是地狱，但今天是写作的好日子，在写作的好日子里，其他什么都不重要。

应对不自由世界的唯一方法，就是让自己变得绝对自由，以至于你的存在本身就是一种反抗。