There's no question that working out makes you smarter, and it does so, Kramer notes, at all stages of life.

克雷默指出，毫无疑问，健身使你更加聪明，而且在人生的各个阶段都是如此。

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While we're working, no matter what we're doing, in the back of our mind we can always keep that question posed: what am I? Until the answer makes itself obvious to us.

当我们正在工作时，无论做什么，在我们头脑的背景里我们们能够总是保持着这个问题：我是什么？直到答案自动呈现给我们。

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From a bottom-line perspective, this only makes sense: for-profit entities have little incentive to spend years tackling a big question with no guarantee of marketable results and, therefore, a predictable return on the investment.

FORBES: Back to Basics at the National Science Foundation