We all know people such as Thomas Edison, and we know how many times made mistake even big mistakes and we also know what the final result was: he became that Thomas Edison that we now know.

我们所有人都知道像托马斯·爱迪生这样的人，我们知道犯了多少个错误，甚至是大的错误，我们还知道最终结果是：他成为了我们现在知道的托马斯·爱迪生。

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Even Thomas Edison bet badly, as in his development of direct-current electricity that proved inferior to alternating current.

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In the eighteenth century of Benjamin Franklin and the nineteenth century of Thomas Edison, an educated person could feel some familiarity with science and even dabble in it as an amateur.

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