Risk tolerance is equal to Frankenstein, caution can be safe and sound.

容忍危险等于作法自毙，谨慎行事才能安然无恙。

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Yet, simple as the idea may sound, considerable research is still needed to be certain the technique would be safe, effective and affordable.

然而，尽管这个想法简单得让人容易明白，想大多的实验仍然需要去做来确定这项技术将会是安全的，有效的以及供应得起的。

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Every mother loves their children so much, they just want to make sure their children be safe and sound.

每一个母亲都很爱她们的孩子，她们只是想确保孩子的安全。

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If they're going to play an even bigger role in the mortgage market, he says federal oversight should be strengthened to make sure Fannie and Freddie remain safe and financially sound.

NPR: Stimulus Plan to Aid Housing in Pricey Markets

On the other hand, at some future age when most cars drive themselves at safe and sound speeds, these throwbacks to what might be considered a golden age of motoring could well be highly valued for their sheer audacity.

FORBES: Current Cars That Could Become Collectible