But then the inevitable lull came along and our initial optimism began to sour.

但随后难逃停滞的命运，我们最初的乐观情绪也开始减退。

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Nowadays, nearly every time I see a brilliant, innovative solution to a long-standing health problem, I see the initial optimism and enthusiasm fade when it faces the harsh reality.

我注意到，目前，对长期卫生问题的高明、新颖的解决办法一旦遇到严酷的现实，几乎毫无例外，最初的乐观和热情就会消退。

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For various reasons, the spread of no-can-do limits has swept aside the optimism with which Americans met the initial challenges of the space age.

由于种种原因，“不可能”这种自限的蔓延，已将美国人迎接早期的太空挑战的乐观精神扫地出门。

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Fast forward to 2012, and the initial optimism and hype surrounding crowdsourcing appears to have faded considerably.

FORBES: Is Kickstarter A Viable Platform For Business Startups?

There was an initial burst of optimism as the stock market rallied slightly, but then it settled back down.

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But the optimism didn't extend to the market for initial public offerings, at least not for most sectors, after a major summer slowdown and erratic public-market performance that followed some seemingly successful debuts.

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