At other times happiness bathed her cheeks with a clarity so mobile that the skin, grown fluid and vague, gave passage to a sort of stealthy and subcutaneous gaze, which made it appear to be of another colour but not of another substance than her eyes; sometimes, instinctively, when one looked at her face punctuated with tiny brown marks among which floated what were simply two larger, bluer stains, it was like looking at the egg of a goldfinch—or often like an opalescent agate cut and polished in two places only, where, from the heart of the brown stone, shone like the transparent wings of a sky-blue butterfly her eyes, those features in which the flesh becomes a mirror and gives us the illusion that it allows us, more than through the other parts of the body, to approach the soul.