He was obliged to admit also that now, as he sat in the same carriage and drove to Prévost's, he was no longer the same man, was no longer alone even—but that a new personality was there beside him, adhering to him, amalgamated with him, a creature from whom he might, perhaps, be unable to liberate himself, towards whom he might have to adopt some such stratagem as one uses to outwit a master or a malady.