But mirror words also find their way into his everyday speech, as when he urges Sybil Shade to "redip, spider" into a volume of Proust (162); they seem not only to reflect the peculiar properties of his native tongue but also the peculiar turns of his unconscious, the "inversions" in his psyche--suggesting, not surprisingly, that the "tongue of the mirror" may have a psychological rather than a geographical point of origin.