Most of the work in cybernetics was at the level of the book you are now reading: armchair attempts to weave a coherent big picture together.

绝大多数控制论的研究停留在本书述及的水平：不切实际地拼织一幅宏大的画卷。

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They are now at work. You can find them at the factory.

他们在上班，你可以在工厂里找到他们。

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Now, here are some simple ways you can produce less waste at work.

现在，这里有一些简单的方法你可以在工作时产生更少的废物。

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So if you are now, say, 65, are still working, and you started work at 16, you have 45 years of indexed earnings and 4 years of non-indexed earnings.

FORBES: Social Security's Huge Obscure Incentive To Keep Working