Marx produced a new theory about historical change based upon conflict between competing groups.

马克思提出了一个新理论，认为历史变革是由于对立集团的冲突而产生的。

《柯林斯英汉双解大词典》

Because the basic idea of chaos theory is that there aren't any "models" as such—there aren't guaranteed forms, but rather patterns of change in development.

因为混沌理论的基本观点是这样的“模型”不存在——不存在确定的形式，只有发展变化中的模式。

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Now let's look at another theory, an alternative to the hunting theory, the climate change theory.

现在我们来看看另一种理论，狩猎理论的替换，气候变化理论。

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The idea of probability theory is that no, you can't change things, there are all these objective laws of probability out there that guide everything.

而概率论的观点是,不,你无法改变事物,世间万物遵循客观的概率,它们即是定律

耶鲁公开课 - 金融市场课程节选

We could try to change it in a way that keeps much of the spirit of the personality theory, but avoids some of the problems we've just been looking at.

我们可以试着保留人格理论的精髓，但避开它给我们带来的问题。

耶鲁公开课 - 死亡课程节选

Let me read to you-- this is taken from his book: "What this kind of research design means is a change in our conception of statistics, and especially of sampling theory.

以下这话引自他的书：,“设计出这类调研是为了,改变我们对统计的观念，尤其是对抽样调查的看法。

哈佛公开课 - 幸福课课程节选

We have developed a comprehensive theory of change, and have a multi-year plan for validating it.

FORBES: Where There's Smoke, There's Fire: A Call to Action for Better Indoor Air Pollution Research

Before we got into the actual exercises to learn this concept, the delegates spent some time fleshing out the context and importance of a systemic theory of change.

FORBES: Empathy: The Best Antidote for Messiah Complex

The theory sees change as normal and indeed as healthy.

FORBES: Like Humans Need Oxygen, Bureaucrats Always Need More Money