Ignorance is a blank sheet, on which we may write; but error is a scribbled one, on which we must first erase.
无知是一张白纸，我们可以在上面写字;但错误是一种潦草的错误，我们必须先把它擦掉。
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Ignorance
无知是一张白纸，我们可以在上面写字;但错误是一种潦草的错误，我们必须先把它擦掉。