dupin read all this with great interest, and was the first to open the evening newspaper when it arrived.
He read silently, and then said, 'There is nothing new about the murders,but the police have arrested Adolphe Le Bon. Why,I don't know.' He looked at me. 'Well, my friend, what do you think about these murders?'
'It's great mystery,' I said. 'It will be impossible, surely, ever to find this murderer
'We must not say "impossible" just because the police have done nothing,' said Dupin. 'The Parisian police do find the answer sometimes, but that is usually because of hard work, not because theey are clever