Patricia was a past-mistress in the art of ignoring what she considered inconvenient, or personal, remarks.
Already you are past-mistress on the subject of vases and statues.
The American girl is past-mistress in the art of turning to account her little capital of beauty, youth, and virtue.
She was past-mistress of the entrechat and other mysteries of the ballet academy.
The assaults she made upon his fidelity proved her to be past-mistress of tactics and strategy.
She was a past-mistress in the arts of scandal-mongering, nagging, and back-biting.
She was past-mistress of the canoeist's difficult art, and her canoe flew on as though drawn away into the dark on unseen cords.