He was, as a matter of fact, convinced that she had not; the anonymous letter had put the idea into his mind, but in a purely mechanical way; it had been received there with no credulity, but it had, for all that, remained there, and Swann, wishing to be rid of the burden—a dead weight, but none the less disturbing—of this suspicion, hoped that Odette would now extirpate it for ever.