The hard lessons it brought to millions of Americans were not in vain.

这次痛苦的教训让数百万美国人清醒起来。

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The early ups and downs took a toll on him, but he learned the hard lessons within months.

早年的起起落落造就了他，几个月的痛苦教训使他明白了交易的道理。

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It also allows you to benefit from the work done by other designers, so you don't have to learn the hard lessons of design ideas that don't work out.

它还使您可以从其他设计者完成的工作中获益，因此无需从失败的设计理念中吸取教训。

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One of the hard lessons from the pre-school sandbox is that bullies thrive on weakness.

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Emily needs to be willing to take the hard lessons of the marketplace in stride and with a teachable attitude.

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Bound and determined to succeed, I maintained a positive attitude by noting that the hard lessons learned from failures can be incredibly valuable.

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