Charles Darwin developed the theory of how living things develop from simpler organisms over long periods of time.

VOA: special.2009.02.25

so it is as crucial as ever to understand theory At the same time, we have the vantage point of, I suppose, what we can now call history.

因此去理解理论一直以来都是至关重要的,以此同时我想，我们处在，历史的有利位置。

耶鲁公开课 - 文学理论导论课程节选

The mathematical theory of probability was unknown until that time and you can see that insurance suddenly made an appearance at that time.

在那之前,概率的数学理论,是不存在的,而随着概率论的出现,保险业也突然出现了

耶鲁公开课 - 金融市场课程节选

Freudian theory is now, at this point of time, extremely controversial and there is a lot of well-known criticisms and attacks on Freud.

如今，精神分析理论存在很多争议,有很多著名的针对弗洛伊德的批判和攻击。

耶鲁公开课 - 心理学导论课程节选

For example, in terms of the atomic theory of matter, at the time at the turn of the Century, the understanding was that atoms were the most basic constituent of matter, meaning you couldn't break atoms up into anything smaller - that was it, you're done.

例如在原子理论中,在19，20世纪之交的时候,人们认为原子是,组成物质的最基本粒子,也就是说你不能,把原子再分割了,就这样了。

麻省理工公开课 - 化学原理课程节选

There was certainly a long period of time in which I found the personality theory, that is,the personality theory with a no branching rule, to be the better and more plausible theory.

有一段时间内，我觉得无分支理论下的，人格理论，是更好更合理的理论。

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So those of you who haven't, don't worry, I mean this will be a bit review, but we'll see it more through the eyes of Game Theory this time, and for those of you who haven't, don't worry we're going to go through it.

如果你没学过,也不必担心,我们一起来快速回顾一下吧,但这次我们用博弈论的角度去分析,那些之前没有学过的同学,别担心,现在我们一起来看一遍

耶鲁公开课 - 博弈论课程节选

These insurance contracts have come across gradually through time as we develop the theory and-- I'll talk about the growth of insurance and about some of the components of it.

随着保险理论的发展,保险合约逐渐被人们认同,下面我要讲一下保险的发展历程,以及其中一些值得关注的部分

耶鲁公开课 - 金融市场课程节选