So just to hammer home this point, for now, a function really is like a black box.

现在再三强调，让你们彻底了解这一点，一个函数就像是一个黑盒子。

哈佛公开课 - 计算机科学课程节选

Then I started to think, "Is there any way that we can save the consumers' effort and integrate everything, every function, every application, every information needs that a user wishes into one box?"

于是我开始思考，有没有一种办法，使得消费者’,省下精力与时间，将所有功能，所有应用，所有信息，按照用户所希望的，整合到一个搜索框内？

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选