How did this tremendous development take place, and why did it happen in the Teotihuacán Valley?

这一巨大的发展是如何发生的，又是为什么会发生在特奥蒂瓦坎山谷？

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Why did it happen? Well, who knows?

它为什么会发生？有哪位知道？

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Why did it happen to me?

为什么是我被炒掉？

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It's seeking to ascertain the meaning of events to draw larger philosophical, ideological conclusions from the events of history, and to point to the larger purpose or design of history, not to say just what happened, but to say why it happened and what it means for us today that it did happen.

它致力于查明事件的意义,得出哲学性的思想性的结论，从历史事件中，并且指出历史图景中的宏观目的，不说发生了什么，而阐明为什么它会发生,而它发生了对于今天的我们有何意义。

耶鲁公开课 - 旧约导论课程节选

Why was it important to have today and why did it even happen?

WHITEHOUSE: Press Briefings

So why did it all happen here?

BBC: The road to Hollywood, California

It won't be 'Why did that just happen?

CNN: 'Defiance' merges TV, video-gaming worlds