当你设计一个非常复杂的系统，需要硬实时。

When you are designing a very complex system with hard realtime requirements.

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当你设计好这一个议题的时候，同时也是展示公司是多么的需要你的好机会。

When you frame the issue as a professional concern and also illustrate how the company relies on you, the topic is more about improving business and less about you whining.

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由于这个原因，当你设计你的演讲并选择内容的时候，想办法尽量精简你想说的东西。

For that reason, as you design your presentation and select content, look for ways to keep your message as concise as possible.

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And will make mistakes. And therefore, you write your programs so that catastrophes don't occur when those mistakes are made.

就是人是很愚蠢的，会犯错误的，因此，你要这样设计你的程序,以达到当犯错误时避免大事故的目的。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, ask yourself frankly especially when it comes to designing your own tools and your own programs whether it's for real users to use, whether it's for your research group to use in some other field, you know, where do you even begin?

坦白讲，问一问你们自己,当你设计一个工具，一个程序时,它是否是为真实用户使用的，还是为在其他领域的,研究团队使用的，你们懂的，你从哪里开始？

哈佛公开课 - 计算机科学课程节选

Now, efficiency is obviously an important consideration when you're designing code, although I have to admit, at least for me, I usually want to at least start initially with code that works, and then worry about how I might go back and come up with more efficient implementation.

现在，当你设计程序的时候效率,是不得不考虑的问题，虽然我必须承认，至少对我来说,我是先担心程序能不能运行,再去把它的效率优化的,我喜欢可靠点的东西。

麻省理工公开课 - 计算机科学及编程导论课程节选