was barely sixteen, his friends began to plan a marriage for him.
They first thought of the daughter of the Elector Palatine, Elisabeth
Charlotte, the "Lise Lotte" of her aunt Sophia's letters, who
was destined to become Duchess of Orleans, famous for her voluminous and
racy correspondence... (Court Life in the Dutch Republic, 1638-1689,
van Nyevelt, 1906)