Because of the rampant sin in the world, God determined to destroy everything with a flood-well, almost everything.

正因为世上罪恶猖獗，神决意用洪水毁灭万物，几乎无一幸免。

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The film's conclusion is as inescapable as it is well documented: Adherents to this totalitarian political movement are determined to destroy the Free World, whose nations, values and institutions are seen as impediments to the global triumph of the Islamists' preferred, Taliban-style religious rule.

CENTERFORSECURITYPOLICY: What we are fighting for

And it won't be like a general release of thermo-nuclear weapons which will destroy the bulk of the world, but if that happens, as you know as well as I do, the world will be a very different place from that minute onwards.

BBC