Page:Gaston Leroux--The man with the black feather.djvu/292

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Longuet. I tell you: you don't know by which end to take hold of your Reason! Come, M. Longuet: let us reason with this paper in our hands.'

"He tried, the duffer! He said: 'There were five men at A, and five men at B. The five men at B saw the train pass; the five men at A did not see it. I—I was at K; and I am sure that it did not pass at K… consequently…'

"'Consequently?… Consequently, there's no longer any express? Consequently your express has vanished—melted—flown away? Hey, presto: vanish express! You think perhaps that the express is in the English Channel! You see clearly, M. Longuet, that if you have Reason, you don't know how to use it. Allow me to tell you that you took hold of your Reason by the wrong end! The wrong end is that which begins by saying, 'We did not see the express,' and which ends by saying, 'Then there is no longer any express!' But I am going to show you how to take hold of your Reason by the right end. It is this: the truth is that the express exists, and that it exists between the points B, where it was seen to pass, A, where it was not seen to pass, and I, where it could not pass. Since we are in a