He must not allow himself to think these things.

Carfax was dead--Carfax was dead--Carfax was dead.

It was a good thing that Carfax was dead.

He had saved, he hoped, Rose Midgett--that at any rate he had done; it was a good thing for Rose Midgett that he had killed Carfax.
He had, incidentally, no interest on his own account in Rose Midgett--he scarcely knew her by sight--but it was pleasant to think that she would be no longer worried.

.