真实的生活缺席了。我们不在这个世界上。

The most important single aspect of software development is to be clear about what you are trying to build.

Music is a world within itself.

解释：美色各不相同，看起来都很美好；动听的乐声各不相同，听起来都很快意。

"The great advantage of being a writer is that you can spy on people. You're there, listening to every word, but part of you is observing. Everything is useful to a writer, every scrap, even the longest and most boring of luncheon parties."

The concept of nondeterminism in computation is one of the most important ideas in computer science.

拓扑学是对图形在任何变形下保持不变的性质的研究。