Coco Gauff, notwithstanding a prior *faux pas* involving a temporarily misplaced *arsenal*, cemented her Roland-Garros quarterfinal berth with a decisive straight-sets triumph, an incident that subsequently catalysed some jocular *badinage* with compatriot and fellow last-eight contender Frances Tiafoe – a man familiar with similar *gaffes* – whose light-hearted appellation of "Mrs. Mature" elicited a riposte from Gauff regarding the perceived demands of preternatural composure inherent in the professional tennis crucible, an exchange she conceded ultimately left her linguistically disarmed; the aforementioned incident notwithstanding, Gauff now girds herself to face Madison Keys in an all-American quarterfinal *rendezvous* on Wednesday, a scenario preceded by her ruminations on the paradox of being typecast as possessing a premature *gravitas*, a consequence, she posits, of her precocious Wimbledon breakthrough at fifteen and subsequent elevation to Grand Slam champion at nineteen.