Some of Edison's great invention, was thinking about a failed invention, to the failure of the invention find an additional use case was born.

爱迪生的一些杰出的发明，是在思考一个失败的发明，想给这个失败的发明找一个额外用途的情况下诞生的。

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Some eof Edison's great invention, was thinking about a failed invention, to the failure of the invention find an dditional use case was born.

爱迪生的一些杰出的发明，是在思考一个失败的发明，想给这个失败的发明找一个额外用途的情况下诞生的。 。

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Again, on the subject of invention, Edison wrote, "Months of intense watching, study, and labor are requisite before commercial success or failure is certainly reached."

在讨论发明时，Edison 写道，“必须经过数月的艰苦观察、研究和劳动，才能让产品经受市场的考验。”

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Failure is an essential component of innovation and invention.

失败是,发明与创造的必备成分。

普林斯顿公开课 - 领导能力简介课程节选

While the process of discovery and invention always includes large doses of failure, energy policy is different than say, cell phones or VCRs, since more public money, time and effort are spent on them.

FORBES: Renewable Energy's Sixty Years Of Broken Dreams, But Keep Those Ideas Coming