Read it through once

"Gain? Oh, nothing that you would value, maybe. But they are strangers making their way in a new community. Is it nothing to them to appear as pets of an Oriental prince--at no expense? Is it nothing to them to be able to dazzle this poor little town with thousand-dollar rewards--at no expense? Wilson, there isn't any such knife, or your scheme would have fetched it to light. Or if there is any such knife, they've got it yet. I believe, myself, that they've seen such a knife, for Angelo pictured it out with his pencil too swiftly and handily for him to have been inventing it, and of course I can't swear that they've never had it; but this I'll go bail for--if they had it when they came to this town, they've got it yet."