Her most important biographer, the historian and Antwerp professor of French baroque literature Dirk Van der Cruysse, judges: “She was providentially placed between two completely dissimilar brothers, of whom the older made up for the fundamental inability of his younger brother through his appreciation and friendship: to love anyone other than herself. She showed her affection to both of them, wholeheartedly and without any ulterior motives, and accepted the overwhelming power of the one as well as the Italian inclinations of the other without complaint, as destined by fate."