Had not Mme. de Cambremer known already that the box belonged to the Princess, she could still have told that the Duchesse de Guermantes was the guest from the air of keener interest with which she was surveying the spectacle of stage and stalls, out of politeness to her hostess. But simultaneously with this centrifugal force, an equal and opposite force generated by the same desire to be sociable drew her attention back to her own attire, her plume, her necklace, her bodice and also to that of the Princess, whose subject, whose slave her cousin seemed thus to proclaim herself, come thither solely to see her, ready to follow her elsewhere should it have taken the fancy of the official occupant of the box to rise and leave, and regarding as composed merely of strangers, worth looking at simply as curiosities, the rest of the house, in which, nevertheless, she numbered many friends to whose boxes she regularly repaired on other evenings and with regard to whom she never failed on those occasions to demonstrate a similar loyalism, exclusive, conditional and hebdomadary. Mme.