"When you really look deeper at what the AU is doing and what is happening at the regional economic community level, though the progress has not been what we might have expected a number of years ago, it has changed, and it is a work in progress, and next year this time we might be talking about the next summit within a very different context if we are looking at the political leadership of the day,".

VOA: standard.2009.07.02

Here just two, so we changed the number of moles of gas by three. All right, how much did it matter, right?

所以我们将气体的摩尔数,改变了3摩尔，好，它会起多大作用？

麻省理工公开课 - 热力学与动力学课程节选

What were the three strategy decisions--or pick any number--that you now recognize in hindsight were both pivot points of inflection points that really changed the trajectory of the company?

哪些战略决策,能够被视为拐点或者转折点,起到了改变公司发展轨迹的作用？

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